Constructs and underlying items with literature sources
| Construct | Indicator | Description | Adapted from |
|---|---|---|---|
| Attitude towards MCTA | ATT1 | I am happy to download and use COVID-19 contact tracing apps | Sun et al. (2013) |
| ATT2 | I believe using COVID-19 contact tracing apps is a good idea | ||
| Intention to use | USE1 | It is very likely that I would use COVID-19 contact tracing apps | Same as above |
| USE2 | Using COVID-19 contact tracing apps on my mobile phone is something I would do | ||
| Perceived behavioral control | PBC 1 | I should have control over using the COVID-19 contact tracing apps | Same as above |
| PBC 2 | I have the resources necessary to use the COVID-19 contact tracing apps | ||
| PBC 3 | I have the knowledge necessary to use the COVID-19 contact tracing app | ||
| Subjective norms | SBN1 | I will be happy to use COVID-19 contact tracing apps if people who influence my behaviour think that I should use it | Venkatesh and Bala (2008) |
| SBN2 | If people who are important to me think that the contact tracing apps is good then I will consider using it | ||
| SBN3 | Overall, using contact tracing apps will depend heavily on peers' and family members' influence | ||
| Personal norms | PNM1 | I feel that I have an ethical/moral obligation to support the use of COVID-19 contact tracing apps | Chatzidakis et al. (2016) |
| PNM2 | I personally feel I should support the use of the COVID-19 contact tracing apps | ||
| PNM3 | Supporting the COVID-19 contact tracing app would be the right thing for me to do | ||
| Information privacy | IPC 1 | I'm concerned about data collected by the COVID-19 contact tracing apps without my permission | Mani and Chouk (2019) |
| IPC 2 | I'm concerned about the use of my personal data without my consent | ||
| IPC 3 | In general, I'm concerned about threats to my personal privacy | ||
| Perceived barriers of taking action | PBT1 | I am concerned that I might forget to use the COVID-19 contact tracing app whenever I go outside of my house/compound | |
| PBT2 | I am concerned that I might be too busy to use the contact tracing app | Deng (2013) | |
| Perceived disease severity | PDS1 | If I suffer from COVID-19 disease, it would be severe | |
| PDS2 | If I suffer from the COVID-19 disease, it would be serious | Sun et al. (2013) | |
| PDS3 | It will be devastating to be diagnosed with coronavirus | ||
| Perceived disease vulnerability | PDV1 | I am at risk of been exposed to the COVID-19 disease pandemic | |
| PDV2 | It is likely that I will suffer the stated disease if I am not careful | Same as above | |
| PDV3 | It is possible for me to suffer the stated disease (COVID-19) | ||
| Resistance to use | RES1 | I have a negative opinion about the use of COVID-19 contract tracing apps | |
| RES2 | I'm not in favor of using the COVID-19 contact tracing apps | Mani and Chouk (2019) | |
| RES3 | I have a bad judgement on the use of the contact tracing apps |
| Construct | Indicator | Description | Adapted from |
|---|---|---|---|
| Attitude towards MCTA | ATT1 | I am happy to download and use COVID-19 contact tracing apps | |
| ATT2 | I believe using COVID-19 contact tracing apps is a good idea | ||
| Intention to use | USE1 | It is very likely that I would use COVID-19 contact tracing apps | Same as above |
| USE2 | Using COVID-19 contact tracing apps on my mobile phone is something I would do | ||
| Perceived behavioral control | PBC 1 | I should have control over using the COVID-19 contact tracing apps | Same as above |
| PBC 2 | I have the resources necessary to use the COVID-19 contact tracing apps | ||
| PBC 3 | I have the knowledge necessary to use the COVID-19 contact tracing app | ||
| Subjective norms | SBN1 | I will be happy to use COVID-19 contact tracing apps if people who influence my behaviour think that I should use it | |
| SBN2 | If people who are important to me think that the contact tracing apps is good then I will consider using it | ||
| SBN3 | Overall, using contact tracing apps will depend heavily on peers' and family members' influence | ||
| Personal norms | PNM1 | I feel that I have an ethical/moral obligation to support the use of COVID-19 contact tracing apps | |
| PNM2 | I personally feel I should support the use of the COVID-19 contact tracing apps | ||
| PNM3 | Supporting the COVID-19 contact tracing app would be the right thing for me to do | ||
| Information privacy | IPC 1 | I'm concerned about data collected by the COVID-19 contact tracing apps without my permission | |
| IPC 2 | I'm concerned about the use of my personal data without my consent | ||
| IPC 3 | In general, I'm concerned about threats to my personal privacy | ||
| Perceived barriers of taking action | PBT1 | I am concerned that I might forget to use the COVID-19 contact tracing app whenever I go outside of my house/compound | |
| PBT2 | I am concerned that I might be too busy to use the contact tracing app | ||
| Perceived disease severity | PDS1 | If I suffer from COVID-19 disease, it would be severe | |
| PDS2 | If I suffer from the COVID-19 disease, it would be serious | ||
| PDS3 | It will be devastating to be diagnosed with coronavirus | ||
| Perceived disease vulnerability | PDV1 | I am at risk of been exposed to the COVID-19 disease pandemic | |
| PDV2 | It is likely that I will suffer the stated disease if I am not careful | Same as above | |
| PDV3 | It is possible for me to suffer the stated disease (COVID-19) | ||
| Resistance to use | RES1 | I have a negative opinion about the use of COVID-19 contract tracing apps | |
| RES2 | I'm not in favor of using the COVID-19 contact tracing apps | ||
| RES3 | I have a bad judgement on the use of the contact tracing apps |
Source(s): Author's own, 2023
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