Constructs and items (Likert-type scales ranging from 1, “totally agree” to 5, “absolutely don’t agree”)
| Construct | Items | Mean | SD | Outer loadings | α |
|---|---|---|---|---|---|
| Argument quality | The reviews are … | 0.758 | |||
| Song et al. (2021), Chong et al. (2018) | relevant | 1.936 | 0.781 | 0.809 | |
| comprehensive | 2.121 | 0.823 | 0.829 | ||
| accurate | 2.114 | 0.816 | 0.823 | ||
| Source credibility | The reviews’ authors are … | 0.869 | |||
| Song et al. (2021), Sussman and Siegal (2003) | credible | 2.368 | 0.905 | 0.881 | |
| reliable | 2.632 | 0.843 | 0.875 | ||
| trustworthy | 2.546 | 0.897 | 0.873 | ||
| sharing their actual usage experience(s) | 2.129 | 0.827 | 0.757 | ||
| Information usefulness | The reviews are … | 0.856 | |||
| C. M. K. Cheung et al. (2008) | valuable | 2.225 | 0.847 | 0.890 | |
| helpful | 2.064 | 0.843 | 0.878 | ||
| informative | 2.014 | 0.774 | 0.774 | ||
| applicable | 2.264 | 0.829 | 0.799 | ||
| Information adoption | The reviews … | 0.876 | |||
| M. Y. Cheung et al. (2009), Erkan and Evans (2018) | make my purchase and usage decision easier | 2.425 | 0.997 | 0.909 | |
| enhance my effectiveness in making a purchase or usage decision | 2.543 | 0.996 | 0.879 | ||
| motivate me to make a purchase or usage decision | 2.636 | 1.067 | 0.897 | ||
| Usage intention | Based on the reviews … | 0.843 | |||
| Erkan and Evans (2016), Song et al. (2021) | it is likely that I will use psychological online counseling | 3.236 | 1.060 | 0.864 | |
| I have a positive attitude towards using psychological online counseling | 2.389 | 1.008 | 0.806 | ||
| I intend to use psychological online counseling in the near future | 3.507 | 1.066 | 0.806 | ||
| I will recommend psychological online counseling | 3.096 | 1.086 | 0.817 |
| Construct | Items | Mean | Outer loadings | ||
|---|---|---|---|---|---|
| The reviews are … | 0.758 | ||||
| relevant | 1.936 | 0.781 | 0.809 | ||
| comprehensive | 2.121 | 0.823 | 0.829 | ||
| accurate | 2.114 | 0.816 | 0.823 | ||
| The reviews’ authors are … | 0.869 | ||||
| credible | 2.368 | 0.905 | 0.881 | ||
| reliable | 2.632 | 0.843 | 0.875 | ||
| trustworthy | 2.546 | 0.897 | 0.873 | ||
| sharing their actual usage experience(s) | 2.129 | 0.827 | 0.757 | ||
| The reviews are … | 0.856 | ||||
| valuable | 2.225 | 0.847 | 0.890 | ||
| helpful | 2.064 | 0.843 | 0.878 | ||
| informative | 2.014 | 0.774 | 0.774 | ||
| applicable | 2.264 | 0.829 | 0.799 | ||
| The reviews … | 0.876 | ||||
| make my purchase and usage decision easier | 2.425 | 0.997 | 0.909 | ||
| enhance my effectiveness in making a purchase or usage decision | 2.543 | 0.996 | 0.879 | ||
| motivate me to make a purchase or usage decision | 2.636 | 1.067 | 0.897 | ||
| Based on the reviews … | 0.843 | ||||
| it is likely that I will use psychological online counseling | 3.236 | 1.060 | 0.864 | ||
| I have a positive attitude towards using psychological online counseling | 2.389 | 1.008 | 0.806 | ||
| I intend to use psychological online counseling in the near future | 3.507 | 1.066 | 0.806 | ||
| I will recommend psychological online counseling | 3.096 | 1.086 | 0.817 |
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