Questionnaire Items

Perceived Usefulness

Health Awareness

Social Influence

Privacy

Use

Intention to Use

Self-Efficacy

Cronbach’s Alpha

Using a PHC system would help me better manage/maintain my health [24] [25] [26]

0.809

−0.016

−0.032

0.040

0.081

−0.136

0.008

0.902

I feel that using a PHC system would increase my productivity [16] [24] [25] [26]

0.825

0.052

−0.009

−0.001

0.052

−0.046

0.000

I feel that a PHC system is useful in my daily life [24] [25] [26]

0.895

0.130

−0.081

−0.002

−0.070

0.045

−0.055

Using a PHC system will enhance my effectiveness in my life and job [16] [24] [25] [26] [59]

0.851

−0.123

0.166

−0.058

−0.036

−0.033

0.056

People who are important to me suggest using a PHC system (other than family members) [16] [25] [60]

0.028

−0.030

0.646

0.028

0.102

0.078

0.051

0.882

My family members prefer to use a PHC system [25] [61]

0.032

−0.011

0.820

−0.056

0.040

0.133

−0.059

I use a PHC because my colleagues also use it [16]

−0.006

0.049

0.939

0.044

−0.061

−0.087

−0.004

I believe that the privacy of PHC participants is protected [26]

−0.009

0.107

−0.002

0.842

0.075

−0.032

−0.127

0.904

I believe that the personal information stored in a PHC system is safe [26]

−0.037

−0.156

−0.008

0.943

−0.003

0.078

0.074

I believe that a PHC system keeps participant information secure [26]

0.038

0.126

0.036

0.820

−0.109

−0.037

0.018

I consider myself very health conscious [43]

0.050

0.355

0.247

0.119

−0.009

−0.179

0.018

0.781

I think that I take into account health a lot in my life [43]

0.043

0.823

0.016

0.058

−0.065

−0.078

0.006

I want to improve my health condition [41]

0.001

0.761

−0.073

−0.064

0.128

0.180

−0.168

I want to do something good for my health [41] [43]

−0.151

0.497

0.100

−0.088

0.195

0.023

0.192

I think that by using a PHC system I can prevent the seriousness of diseases (silent killers, e.g., diabetes, stroke, heart-failure) [41]

0.063

0.515

−0.055

0.055

−0.057

0.102

0.196

I could get health checkups by using a PHC system [23]

−0.047

0.005

0.014

−0.020

−0.053

0.090

0.999

0.855

I feel confident that I will comply with a PHC prescription [31] [60]

0.149

0.085

−0.056

0.007

0.138

−0.108

0.633

I intend to use a PHC system in the future [25] [26]

0.009

0.008

0.016

−0.003

−0.068

0.883

0.088

0.898

If a PHC system is available, I will always use it [17] [25] [26]

0.055

0.035

0.023

−0.015

−0.100

0.977

−0.054

It would be worth it to receive a PHC health service [20]

0.009

0.001

0.019

0.113

0.279

0.468

0.021

A PHC system is a pleasant experience [13] [26]

0.103

0.000

0.065

−0.105

0.801

−0.066

−0.075

0.741