Table 4 Correlation analysis and discriminant validity of the constructs.

From: How to improve older adults’ trust and intentions to use virtual health agents: an extended technology acceptance model

Construct

Mean

SD

PMN

MP

ITU

SN

PEOU

PU

TRU

PMN

4.149

0.620

0.722

      

MP

4.329

0.587

0.412

0.722

     

ITU

4.206

0.668

0.657

0.551

0.776

    

SN

4.070

0.687

0.602

0.536

0.694

0.787

   

PEOU

4.197

0.628

0.638

0.418

0.684

0.599

0.742

  

PU

4.298

0.562

0.528

0.578

0.737

0.551

0.676

0.716

 

TRU

4.217

0.609

0.630

0.631

0.728

0.594

0.658

0.678

0.758

  1. 1. PMN perceived medical narrativity, MP medical presence, ITU intention to use, SN subjective norm, PEOU perceived ease of use, PU perceived usefulness, TRU trust.
  2. 2. SD standard deviation.
  3. 3. The bold numbers on the diagonal indicate the square root of average variance extracted of the latent constructs.
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