Construct details. (MORE INFO)
Definition: The effort one experiences in the process of carrying out tasks using a given system.
Theory/model: MM
Reference: (Davis, Bagozzi, & Warshaw, 1992)
Definition: Refers to the degree to which the prospective user expects the target system to be free of effort.
Theory/model: TAM
Reference: (Davis, 1989)
Definition: The extent to which a person believes that using the system will be free of effort.
Theory/model: TAM2
Reference: (Venkatesh & Davis, 2000)
Definition: The degree to which a person believes that using an IT will be free of effort.
Theory/model: TAM3
Reference: (Davis et al., 1989; Venkatesh & Bala, 2008)
| Indicator | Scale | Context | Theory/Model | Reference(s) |
|---|---|---|---|---|
| Takes too much time to find knowledge. | Likert 1-5 | Electronic Knowledge Repository (EKR) | DTPB | (Bock, Kankanhalli, & Sharma, 2006) |
| Requires lot of effort to locate knowledge. | Likert 1-5 | Electronic Knowledge Repository (EKR) | DTPB | (Bock, Kankanhalli, & Sharma, 2006) |
| Laborious to find knowledge. | Likert 1-5 | Electronic Knowledge Repository (EKR) | DTPB | (Bock, Kankanhalli, & Sharma, 2006) |
| Think hard to formulate queries. | Likert 1-5 | Electronic Knowledge Repository (EKR) | DTPB | (Bock, Kankanhalli, & Sharma, 2006) |
| Think hard to narrow search results. | Likert 1-5 | Electronic Knowledge Repository (EKR) | DTPB | (Bock, Kankanhalli, & Sharma, 2006) |
| Think hard to analyze search results. | Likert 1-5 | Electronic Knowledge Repository (EKR) | DTPB | (Bock, Kankanhalli, & Sharma, 2006) |
| My interaction with the Internet TV is clear and understandable. | Likert 1-7, Strongly Disagree to Agree | Internet TV | DTPB | (Hsieh, Rai, & Keil, 2008) |
| Interacting with the Internet TV does not require a lot of my mental effort. | Likert 1-7, Strongly Disagree to Agree | Internet TV | DTPB | (Hsieh, Rai, & Keil, 2008) |
| I find the Internet TV easy to use. | Likert 1-7, Strongly Disagree to Agree | Internet TV | DTPB | (Hsieh, Rai, & Keil, 2008) |
| I find it easy to get the Internet TV to do what I want it to do. | Likert 1-7, Strongly Disagree to Agree | Internet TV | DTPB | (Hsieh, Rai, & Keil, 2008) |
| Learning to operate Chart-Master (Pendraw) would be easy for me. | Scale 1 to 7, Likely/Unlikely | Chartmaster and Pendraw | MM | (Davis, Bagozzi, & Warshaw, 1992) |
| I would find it easy to get Chart-Master (Pendraw) to do what I want it to do. | Scale 1 to 7, Likely/Unlikely | Chartmaster and Pendraw | MM | (Davis, Bagozzi, & Warshaw, 1992) |
| It would be easy for me to become skillful at using Chart-Master (Pendraw). | Scale 1 to 7, Likely/Unlikely | Chartmaster and Pendraw | MM | (Davis, Bagozzi, & Warshaw, 1992) |
| I would find Chart-Master (Pendraw) easy to use. | Scale 1 to 7, Likely/Unlikely | Chartmaster and Pendraw | MM | (Davis, Bagozzi, & Warshaw, 1992) |
| Learning to operate WriteOne would be easy for me. | Scale 1 to 7, Likely/Unlikely | WriteOne | MM | (Davis, Bagozzi, & Warshaw, 1992) |
| I would find it easy to get WriteOne to do what I want it to do. | Scale 1 to 7, Likely/Unlikely | WriteOne | MM | (Davis, Bagozzi, & Warshaw, 1992) |
| It would be easy for me to become skillful at using WriteOne. | Scale 1 to 7, Likely/Unlikely | WriteOne | MM | (Davis, Bagozzi, & Warshaw, 1992) |
| I would find WriteOne easy to use. | Scale 1 to 7, Likely/Unlikely | WriteOne | MM | (Davis, Bagozzi, & Warshaw, 1992) |
| Learning to use virtual world would be easy for me. | Likert 1-7 | Virtual Worlds (VWs) | SCT | (Chandra, Srivastava, & Theng, 2012) |
| It would be easy to get virtual world to do what I want it to do. | Likert 1-7 | Virtual Worlds (VWs) | SCT | (Chandra, Srivastava, & Theng, 2012) |
| My interaction with virtual world would be clear and understandable. | Likert 1-7 | Virtual Worlds (VWs) | SCT | (Chandra, Srivastava, & Theng, 2012) |
| It would be easy for me to become skilful at using virtual world. | Likert 1-7 | Virtual Worlds (VWs) | SCT | (Chandra, Srivastava, & Theng, 2012) |
| Overall, I would find virtual world easy to use. | Likert 1-7 | Virtual Worlds (VWs) | SCT | (Chandra, Srivastava, & Theng, 2012) |
| Learning to use the upgrades of The System is easy for me. | Likert 1-7, Strongly Disagree to Agree | Agile Web Portal | TAM | (Hong, Chan, Thong, Chasalow, & Dhillon, 2014) |
| My interaction with the upgrades of The System is clear and understandable. | Likert 1-7, Strongly Disagree to Agree | Agile Web Portal | TAM | (Hong, Chan, Thong, Chasalow, & Dhillon, 2014) |
| I find the upgrades of The System easy to use. | Likert 1-7, Strongly Disagree to Agree | Agile Web Portal | TAM | (Hong, Chan, Thong, Chasalow, & Dhillon, 2014) |
| My interaction with Bizrate.com Website was clear and understandable. | Likert 1-7, Strongly Disagree to Agree | B2C net-enabled commerce | TAM | (Son, Kim, & Riggins, 2006) |
| Interacting with Bizrate.com Website did not require a lot of mental effort. | Likert 1-7, Strongly Disagree to Agree | B2C net-enabled commerce | TAM | (Son, Kim, & Riggins, 2006) |
| I found Bizrate.com Website easy to use. | Likert 1-7, Strongly Disagree to Agree | B2C net-enabled commerce | TAM | (Son, Kim, & Riggins, 2006) |
| I was able to easily locate the information that I needed in Bizrate.com Website. | Likert 1-7, Strongly Disagree to Agree | B2C net-enabled commerce | TAM | (Son, Kim, & Riggins, 2006) |
| My interaction with mobile shopping in the store was clear and understandable. | Scale 1 to 7 | Barcode Scanner and Radio Frequency Identification (RFID) Reader | TAM | (Venkatesh, Aloysius, Hoehle, & Burton, 2017) |
| It was easy for me to become skillful at using mobile shopping in the store. | Scale 1 to 7 | Barcode Scanner and Radio Frequency Identification (RFID) Reader | TAM | (Venkatesh, Aloysius, Hoehle, & Burton, 2017) |
| I found mobile shopping easy to use in the store. | Scale 1 to 7 | Barcode Scanner and Radio Frequency Identification (RFID) Reader | TAM | (Venkatesh, Aloysius, Hoehle, & Burton, 2017) |
| Learning to operate mobile shopping in the store was easy for me. | Scale 1 to 7 | Barcode Scanner and Radio Frequency Identification (RFID) Reader | TAM | (Venkatesh, Aloysius, Hoehle, & Burton, 2017) |
| Learning to operate broadband Internet is easy for me. | Not Specified | Broadband Internet | TAM | (Oh, Ahn, & Kim, 2003) |
| It is easy to perform work using broadband Internet. | Not Specified | Broadband Internet | TAM | (Oh, Ahn, & Kim, 2003) |
| I clearly understand how to use broadband Internet. | Not Specified | Broadband Internet | TAM | (Oh, Ahn, & Kim, 2003) |
| I find broadband Internet inflexible to interact with. | Not Specified | Broadband Internet | TAM | (Oh, Ahn, & Kim, 2003) |
| It is not easy for me to become skilful in using broadband Internet. | Not Specified | Broadband Internet | TAM | (Oh, Ahn, & Kim, 2003) |
| I find broadband Internet easy to use. | Not Specified | Broadband Internet | TAM | (Oh, Ahn, & Kim, 2003) |
| Learning to use mobile services is easy for me. | Likert 1-7, Strongly Disagree to Agree | Cellular Phone m-services | TAM | (Wang, Lin, & Luarn, 2006) |
| It would be easy for me to become skilful at using mobile services. | Likert 1-7, Strongly Disagree to Agree | Cellular Phone m-services | TAM | (Wang, Lin, & Luarn, 2006) |
| I would find mobile services easy to use. | Likert 1-7, Strongly Disagree to Agree | Cellular Phone m-services | TAM | (Wang, Lin, & Luarn, 2006) |
| Learning to use computers is easy for me. | Scale 1 to 5, Strongly Disagree to Agree | Computer | TAM | (Igbaria, Zinatelli, Cragg, & Cavaye, 1997) |
| I find it easy to get computers to do what I want them to do. | Scale 1 to 5, Strongly Disagree to Agree | Computer | TAM | (Igbaria, Zinatelli, Cragg, & Cavaye, 1997) |
| It is easy for me to become skillful at using computers. | Scale 1 to 5, Strongly Disagree to Agree | Computer | TAM | (Igbaria, Zinatelli, Cragg, & Cavaye, 1997) |
| I find computers easy to use. | Scale 1 to 5, Strongly Disagree to Agree | Computer | TAM | (Igbaria, Zinatelli, Cragg, & Cavaye, 1997) |
| It is easy for me to become skillful in using computers. | Not Specified | Computer and PDA | TAM | (Srite & Karahanna, 2006) |
| I find computers easy to use. | Not Specified | Computer and PDA | TAM | (Srite & Karahanna, 2006) |
| I find it easy to get a computer to do what I want it to do. | Not Specified | Computer and PDA | TAM | (Srite & Karahanna, 2006) |
| Learning to operate a computer is easy for me. | Not Specified | Computer and PDA | TAM | (Srite & Karahanna, 2006) |
| My interaction with CBS has been clear and understandable. | Likert 1-7, Strongly Disagree to Agree | Computer Banking System (CBS) | TAM | (Brown, Massey, Montoya-Weiss, & Burkman, 2002) |
| It is easy to get CBS to do what I want it to do. | Likert 1-7, Strongly Disagree to Agree | Computer Banking System (CBS) | TAM | (Brown, Massey, Montoya-Weiss, & Burkman, 2002) |
| Overall, CBS is easy to use. | Likert 1-7, Strongly Disagree to Agree | Computer Banking System (CBS) | TAM | (Brown, Massey, Montoya-Weiss, & Burkman, 2002) |
| Learning to operate CBS was easy for me. | Likert 1-7, Strongly Disagree to Agree | Computer Banking System (CBS) | TAM | (Brown, Massey, Montoya-Weiss, & Burkman, 2002) |
| Interacting with CBS does not require a lot of my mental effort. | Likert 1-7, Strongly Disagree to Agree | Computer Banking System (CBS) | TAM | (Brown, Massey, Montoya-Weiss, & Burkman, 2002) |
| Using the new system is simple. | Likert 0-10, Not at all to a Lot | Computer Physician Order Entry (CPOE) System | TAM | (Barki, Paré, & Sicotte, 2008) |
| One becomes quickly comfortable in using the new system. | Likert 0-10, Not at all to a Lot | Computer Physician Order Entry (CPOE) System | TAM | (Barki, Paré, & Sicotte, 2008) |
| Overall, the new system is easy to use. | Likert 0-10, Not at all to a Lot | Computer Physician Order Entry (CPOE) System | TAM | (Barki, Paré, & Sicotte, 2008) |
| Learning how to use the new system is easy. | Likert 0-10, Not at all to a Lot | Computer Physician Order Entry (CPOE) System | TAM | (Barki, Paré, & Sicotte, 2008) |
| Learning to operate the CRM system is easy for me. | Scale 1 to 7, Strongly Disagree to Strongly Agree | Customer Relationship Management (CRM) System | TAM | (Karahanna, Agarwal, & Angst, 2006) |
| I find it easy to get the CRM system to do what I want it to do. | Scale 1 to 7, Strongly Disagree to Strongly Agree | Customer Relationship Management (CRM) System | TAM | (Karahanna, Agarwal, & Angst, 2006) |
| I find the CRM system easy to use. | Scale 1 to 7, Strongly Disagree to Strongly Agree | Customer Relationship Management (CRM) System | TAM | (Karahanna, Agarwal, & Angst, 2006) |
| I find the CRM system to be flexible to interact with. | Scale 1 to 7, Strongly Disagree to Strongly Agree | Customer Relationship Management (CRM) System | TAM | (Karahanna, Agarwal, & Angst, 2006) |
| My interaction with the CRM system is clear and understandable. | Scale 1 to 7, Strongly Disagree to Strongly Agree | Customer Relationship Management (CRM) System | TAM | (Karahanna, Agarwal, & Angst, 2006) |
| It is easy for me to become skillful at using the CRM system. | Scale 1 to 7, Strongly Disagree to Strongly Agree | Customer Relationship Management (CRM) System | TAM | (Karahanna, Agarwal, & Angst, 2006) |
| Learning to use the digital library is easy for me. | Likert 1-7, Strongly Disagree to Agree | Digital Library | TAM | (Hong, Chan, Thong, Chasalow, & Dhillon, 2014) (Hong, Thong, Wong, & Tam, 2001) |
| My interaction with the digital library is clear and understandable. | Likert 1-7, Strongly Disagree to Agree | Digital Library | TAM | (Hong, Chan, Thong, Chasalow, & Dhillon, 2014) (Hong, Thong, Wong, & Tam, 2001) |
| It would be easy for me to become skillful at using the digital library. | Likert 1-7, Strongly Disagree to Agree | Digital Library | TAM | (Hong, Chan, Thong, Chasalow, & Dhillon, 2014) (Hong, Thong, Wong, & Tam, 2001) |
| I would find the digital library easy to use. | Likert 1-7, Strongly Disagree to Agree | Digital Library | TAM | (Hong, Chan, Thong, Chasalow, & Dhillon, 2014) (Hong, Thong, Wong, & Tam, 2001) |
| Learning to interact with the VA TAX web site would be easy for me. | Not Specified | e-Government | TAM | (Carter & Belanger, 2005) |
| I believe interacting with the VA TAX web site would be a clear and understandable process. | Not Specified | e-Government | TAM | (Carter & Belanger, 2005) |
| I would find the VA TAX web site to be flexible to interact with. | Not Specified | e-Government | TAM | (Carter & Belanger, 2005) |
| It would be easy for me to become skilful at using the VA TAX web site. | Not Specified | e-Government | TAM | (Carter & Belanger, 2005) |
| I would find a VA TAX web site difficult to use. | Not Specified | e-Government | TAM | (Carter & Belanger, 2005) |
| Interacting with the e-learning system does not require a lot of my mental effort. | Likert 1-7, Strongly Disagree to Agree | e-Learning System | TAM | (Cheng, 2011) |
| I find the e-learning system to be easy to use. | Likert 1-7, Strongly Disagree to Agree | e-Learning System | TAM | (Cheng, 2011) |
| My interaction with the e-learning system is clear and understandable. | Likert 1-7, Strongly Disagree to Agree | e-Learning System | TAM | (Cheng, 2011) |
| I find it easy to get the e-learning system to do what I want it to do. | Likert 1-7, Strongly Disagree to Agree | e-Learning System | TAM | (Cheng, 2011) |
| Learning to use the ERP system is easy for me. | Likert 0-10, Completely Disagree to Agree | Enterprise Resource Planning (ERP) | TAM | (Hwang, 2005) |
| I find it easy to get the ERP system to do what I want it to do. | Likert 0-10, Completely Disagree to Agree | Enterprise Resource Planning (ERP) | TAM | (Hwang, 2005) |
| My interaction with the ERP system is clear and understandable. | Likert 0-10, Completely Disagree to Agree | Enterprise Resource Planning (ERP) | TAM | (Hwang, 2005) |
| I find the ERP system easy to use. | Likert 0-10, Completely Disagree to Agree | Enterprise Resource Planning (ERP) | TAM | (Hwang, 2005) |
| My interaction with the new e-Recruiting system would be clear and understandable. | Likert 1-7, Strongly Disagree to Agree | Human Resources Information System | TAM | (Maier, Laumer, Eckhardt, & Weitzel, 2013) |
| It would be easy for me to become skillful at using new e-Recruiting system. | Likert 1-7, Strongly Disagree to Agree | Human Resources Information System | TAM | (Maier, Laumer, Eckhardt, & Weitzel, 2013) |
| Overall, I would find the new e-Recruiting system easy to use. | Likert 1-7, Strongly Disagree to Agree | Human Resources Information System | TAM | (Maier, Laumer, Eckhardt, & Weitzel, 2013) |
| Learning to operate the new e-Recruiting system is easy for me. | Likert 1-7, Strongly Disagree to Agree | Human Resources Information System | TAM | (Maier, Laumer, Eckhardt, & Weitzel, 2013) |
| I find PTT easy to use. | Likert 1-5 | Instantaneous Voice Communication Service | TAM | (Dickinger, Arami, & Meyer, 2008) |
| For me it is easy to learn how to operate PTT. | Likert 1-5 | Instantaneous Voice Communication Service | TAM | (Dickinger, Arami, & Meyer, 2008) |
| PTT is easily clear and understandable. | Likert 1-5 | Instantaneous Voice Communication Service | TAM | (Dickinger, Arami, & Meyer, 2008) |
| My interaction with the system is clear and understandable. | Likert 1-7 | Interactive online help desk system and multimedia system for property management | TAM | (Venkatesh, 2000) |
| Interacting with the system does not require a lot of my mental effort. | Likert 1-7 | Interactive online help desk system and multimedia system for property management | TAM | (Venkatesh, 2000) |
| I find the system to be easy to use. | Likert 1-7 | Interactive online help desk system and multimedia system for property management | TAM | (Venkatesh, 2000) |
| I find it easy to get the system to do what I want it to do. | Likert 1-7 | Interactive online help desk system and multimedia system for property management | TAM | (Venkatesh, 2000) |
| Learning to use Discussion Database is easy for me. | Likert 1-7, Strongly Disagree to Agree | Lotus Domino Discussion Database | TAM | (Lou, Luo, & Strong, 2000) |
| I find it easy to get Discussion Database to do what I want it to do. | Likert 1-7, Strongly Disagree to Agree | Lotus Domino Discussion Database | TAM | (Lou, Luo, & Strong, 2000) |
| My interaction with Discussion Database is clear and understandable. | Likert 1-7, Strongly Disagree to Agree | Lotus Domino Discussion Database | TAM | (Lou, Luo, & Strong, 2000) |
| I find Discussion Database to be flexible to interact with. | Likert 1-7, Strongly Disagree to Agree | Lotus Domino Discussion Database | TAM | (Lou, Luo, & Strong, 2000) |
| It is easy for me to become skillful at using Discussion Database. | Likert 1-7, Strongly Disagree to Agree | Lotus Domino Discussion Database | TAM | (Lou, Luo, & Strong, 2000) |
| I find Discussion Database easy to use. | Likert 1-7, Strongly Disagree to Agree | Lotus Domino Discussion Database | TAM | (Lou, Luo, & Strong, 2000) |
| Learning to operate the (task-related) platform portions of (system) is easy for me. | Not Specified | Microsoft Access | TAM | (Chin, Johnson, & Schwarz, 2008) |
| I find it easy to get the (task-related) portions of (system) to do what I want it to do. | Not Specified | Microsoft Access | TAM | (Chin, Johnson, & Schwarz, 2008) |
| My interaction with the (task-related) portions of (system) has been clear and understandable. | Not Specified | Microsoft Access | TAM | (Chin, Johnson, & Schwarz, 2008) |
| I find the (task-related) portions of (system) to be flexible to interact with. | Not Specified | Microsoft Access | TAM | (Chin, Johnson, & Schwarz, 2008) |
| It is easy for me to become skillful at using the (task-related) portions of (system). | Not Specified | Microsoft Access | TAM | (Chin, Johnson, & Schwarz, 2008) |
| I find the (task-related) portions of (system) easy to use. | Not Specified | Microsoft Access | TAM | (Chin, Johnson, & Schwarz, 2008) |
| Learning to operate Microsoft Word is easy for me. | Likert 1-7, Strongly Disagree to Agree | Microsoft Word | TAM | (Chau, 1996) |
| I find it easy to get Microsoft Word to do what I wanf it to do. | Likert 1-7, Strongly Disagree to Agree | Microsoft Word | TAM | (Chau, 1996) |
| My interaction with Microsoft Word is clear and understandable. | Likert 1-7, Strongly Disagree to Agree | Microsoft Word | TAM | (Chau, 1996) |
| I find Microsoft Word to be flexible to interact with. | Likert 1-7, Strongly Disagree to Agree | Microsoft Word | TAM | (Chau, 1996) |
| It is easy for me to become skillful at using Microsoft Word. | Likert 1-7, Strongly Disagree to Agree | Microsoft Word | TAM | (Chau, 1996) |
| I find Microsoft Word easy to use. | Likert 1-7, Strongly Disagree to Agree | Microsoft Word | TAM | (Chau, 1996) |
| Learning to operate a Blackberry would be easy for me. | Scale 1–7, Strongly Disagree to Agree | Mobile Devices | TAM | (Wakefield & Whitten, 2006) |
| I would find it easy to get a Blackberry to do what I want it to do. | Scale 1–7, Strongly Disagree to Agree | Mobile Devices | TAM | (Wakefield & Whitten, 2006) |
| My interaction with a Blackberry would be clear and understandable. | Scale 1–7, Strongly Disagree to Agree | Mobile Devices | TAM | (Wakefield & Whitten, 2006) |
| I would find a Blackberry to be flexible to interact with. | Scale 1–7, Strongly Disagree to Agree | Mobile Devices | TAM | (Wakefield & Whitten, 2006) |
| I would find a Blackberry easy to use. | Scale 1–7, Strongly Disagree to Agree | Mobile Devices | TAM | (Wakefield & Whitten, 2006) |
| It would be easy for me to become skillful at using a Blackberry. | Scale 1–7, Strongly Disagree to Agree | Mobile Devices | TAM | (Wakefield & Whitten, 2006) |
| Learning to operate mobile systems will be easy for me. | Likert 1-7 | Mobile Technologies | TAM | (Bouwman & Van De Wijngaert, 2009) |
| I would consider mobile systems to be flexible in terms of interaction. | Likert 1-7 | Mobile Technologies | TAM | (Bouwman & Van De Wijngaert, 2009) |
| It would be easy for me to become skilled in using mobile systems. | Likert 1-7 | Mobile Technologies | TAM | (Bouwman & Van De Wijngaert, 2009) |
| My intention with the system is clear and understandable. | Likert 1-7, Strongly Disagree to Agree | Not Specified | TAM | (Venkatesh & Bala, 2008) (Venkatesh & Davis, 2000) (Venkatesh & Morris, 2000) |
| Interacting with the system does not require a lot of my mental effort. | Likert 1-7, Strongly Disagree to Agree | Not Specified | TAM | (Venkatesh & Bala, 2008) (Venkatesh & Davis, 2000) (Venkatesh & Morris, 2000) |
| I find the system to be easy to use. | Likert 1-7, Strongly Disagree to Agree | Not Specified | TAM | (Venkatesh & Bala, 2008) (Venkatesh & Davis, 2000) (Venkatesh & Morris, 2000) |
| I find it easy to get the system to do what I want it to do. | Likert 1-7, Strongly Disagree to Agree | Not Specified | TAM | (Venkatesh & Bala, 2008) (Venkatesh & Davis, 2000) (Venkatesh & Morris, 2000) |
| A REVS that lets me vote at home, work, or other convenient place will be easy to learn to use in a short time period. | Likert 1-5, Strongly Disagree to Agree | Remote Electronic Voting Systems (REVS) | TAM | (Yao & Murphy, 2007) |
| A REVS that lets me vote at home, work, or other convenient place will not be difficult to operate. | Likert 1-5, Strongly Disagree to Agree | Remote Electronic Voting Systems (REVS) | TAM | (Yao & Murphy, 2007) |
| A REVS that lets me vote at home, work, or other convenient place will be easy to use. | Likert 1-5, Strongly Disagree to Agree | Remote Electronic Voting Systems (REVS) | TAM | (Yao & Murphy, 2007) |
| Learning to operate mobile phone messages is easy for me. | Likert 1-7, Strongly Disagree to Agree | Short Message Service (SMS) | TAM | (Y. B. Lu, Deng, & Wang, 2010) |
| It is easy for me to become skillful at using SMS. | Likert 1-7, Strongly Disagree to Agree | Short Message Service (SMS) | TAM | (Y. B. Lu, Deng, & Wang, 2010) |
| I find it easy to get SMS to do what I want it to do. | Likert 1-7, Strongly Disagree to Agree | Short Message Service (SMS) | TAM | (Y. B. Lu, Deng, & Wang, 2010) |
| I think using SMS is easy. | Likert 1-7, Strongly Disagree to Agree | Short Message Service (SMS) | TAM | (Y. B. Lu, Deng, & Wang, 2010) |
| Learning to operate the Exact card system was wasy for me and my staff. | Likert 1-7, Strongly Disagree to Agree | Smart Card | TAM | (Plouffe, Hulland, & Vandenbosch, 2001) |
| My staff and I find it easy to get the Exact card system to do what we want it to do. | Likert 1-7, Strongly Disagree to Agree | Smart Card | TAM | (Plouffe, Hulland, & Vandenbosch, 2001) |
| Using the Exact card system is clear and understandble for me and my staff. | Likert 1-7, Strongly Disagree to Agree | Smart Card | TAM | (Plouffe, Hulland, & Vandenbosch, 2001) |
| My staff and I find the Exact card system to be flexible to use. | Likert 1-7, Strongly Disagree to Agree | Smart Card | TAM | (Plouffe, Hulland, & Vandenbosch, 2001) |
| It was easy for my staff and I to become skillful at using the Exact card system. | Likert 1-7, Strongly Disagree to Agree | Smart Card | TAM | (Plouffe, Hulland, & Vandenbosch, 2001) |
| My staff and I find the Exact card system easy to use. | Likert 1-7, Strongly Disagree to Agree | Smart Card | TAM | (Plouffe, Hulland, & Vandenbosch, 2001) |
| Learning to operate telemedicine technology would not be easy for me. | Likert 1-7, Strongly Disagree to Agree | Telemedicine Technology | TAM | (Chau & Hu, 2002) (Hu, Chau, Liu Sheng, & Tam, 1999) |
| I would find it easy to get telemedicine technology to do what I need it to do in my patient care and management. | Likert 1-7, Strongly Disagree to Agree | Telemedicine Technology | TAM | (Chau & Hu, 2002) (Hu, Chau, Liu Sheng, & Tam, 1999) |
| It is not easy for me to become skillful in using telemedicine technology. | Likert 1-7, Strongly Disagree to Agree | Telemedicine Technology | TAM | (Chau & Hu, 2002) (Hu, Chau, Liu Sheng, & Tam, 1999) |
| I find telemedicine technology easy to use. | Likert 1-7, Strongly Disagree to Agree | Telemedicine Technology | TAM | (Chau & Hu, 2002) |
| My interaction with telemedicine technology would be clear and understandable. | Likert 1-7, Strongly Disagree to Agree | Telemedicine Technology | TAM | (Hu, Chau, Liu Sheng, & Tam, 1999) |
| I find telemedicine technology inflexible to interact with. | Likert 1-7, Strongly Disagree to Agree | Telemedicine Technology | TAM | (Hu, Chau, Liu Sheng, & Tam, 1999) |
| I would find telemedicine technology easy to use. | Likert 1-7, Strongly Disagree to Agree | Telemedicine Technology | TAM | (Hu, Chau, Liu Sheng, & Tam, 1999) |
| My interaction with WIMD is clear and understandable. | Likert 0-7, No Reply to Agree | Wireless Internet Services via Mobile Technology (WIMT) | TAM | (J. Lu, Yao, & Yu, 2005) |
| Interacting with WIMD does not require a lot of my mental effort. | Likert 0-7, No Reply to Agree | Wireless Internet Services via Mobile Technology (WIMT) | TAM | (J. Lu, Yao, & Yu, 2005) |
| I find it easy to get WIMD to do what I want it to do. | Likert 0-7, No Reply to Agree | Wireless Internet Services via Mobile Technology (WIMT) | TAM | (J. Lu, Yao, & Yu, 2005) |
| Overall, I find WIMD easy to use. | Likert 0-7, No Reply to Agree | Wireless Internet Services via Mobile Technology (WIMT) | TAM | (J. Lu, Yao, & Yu, 2005) |
| My interaction with the WWW is clear and understandable. | Scale 1 to 7, Strongly Disagree to Strongly Agree | World-Wide Web (WWW) | TAM | (Agarwal & Prasad, 1998) |
| I believe it would be easy to get the WWW to do what I want it to do. | Scale 1 to 7, Strongly Disagree to Strongly Agree | World-Wide Web (WWW) | TAM | (Agarwal & Prasad, 1998) |
| Overall, I believe the WWW would be easy to use. | Scale 1 to 7, Strongly Disagree to Strongly Agree | World-Wide Web (WWW) | TAM | (Agarwal & Prasad, 1998) |
| Learning to use the WWW would be easy for me. | Scale 1 to 7, Strongly Disagree to Strongly Agree | World-Wide Web (WWW) | TAM | (Agarwal & Prasad, 1998) |
| Learning to operate WriteOne would be easy for me. | Scale 1 to 7, Unlikely to Likely | WriteOne | TAM | (Davis, Bagozzi, & Warshaw, 1989) |
| I would find it easy to get WriteOne to do what I want it to do. | Scale 1 to 7, Unlikely to Likely | WriteOne | TAM | (Davis, Bagozzi, & Warshaw, 1989) |
| It would be easy for me to become skillful at using WriteOne. | Scale 1 to 7, Unlikely to Likely | WriteOne | TAM | (Davis, Bagozzi, & Warshaw, 1989) |
| I would find WriteOne easy to use. | Scale 1 to 7, Unlikely to Likely | WriteOne | TAM | (Davis, Bagozzi, & Warshaw, 1989) |
| The process of configuring my computer to protect from spyware is clear and understandable. | Scale 1 to 5, Completely Disagree to Agree | Anti-Spyware | TPB | (Dinev, Goo, Hu, & Nam, 2009) (Dinev & Hu, 2007) |
| It would be easy for me to prevent spyware from running on my computer. | Scale 1 to 5, Completely Disagree to Agree | Anti-Spyware | TPB | (Dinev, Goo, Hu, & Nam, 2009) (Dinev & Hu, 2007) |
| It would be easy for me to clean my computer from spyware. | Scale 1 to 5, Completely Disagree to Agree | Anti-Spyware | TPB | (Dinev, Goo, Hu, & Nam, 2009) (Dinev & Hu, 2007) |
| My interaction with the Internet would be clear and understandable. | Not Specified | Internet | UTAUT | (Niehaves & Plattfaut, 2014) |
| I would find the Internet easy to use. | Not Specified | Internet | UTAUT | (Niehaves & Plattfaut, 2014) |
| Using the Internet does not require a lot of mental effort. | Not Specified | Internet | UTAUT | (Niehaves & Plattfaut, 2014) |
| I find it easy to do what I want in the Internet. | Not Specified | Internet | UTAUT | (Niehaves & Plattfaut, 2014) |
| Learning to use the upgrades of The System is easy for me. | Likert 1-7 | Web Portal | UTAUT | (Hong, Thong, Chasalow, & Dhillon, 2011) |
| My interaction with the upgrades of The System is clear and understandable. | Likert 1-7 | Web Portal | UTAUT | (Hong, Thong, Chasalow, & Dhillon, 2011) |
| I find the upgrades of The System easy to use. | Likert 1-7 | Web Portal | UTAUT | (Hong, Thong, Chasalow, & Dhillon, 2011) |