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. 2021 Sep 10;16(9):e0257288. doi: 10.1371/journal.pone.0257288

Table 5. Results of purchase intention predictions using hierarchical regression analysis.

Step 1 Step 2 Step 3 Collinearity
Predictor β t Β T Β T TOL VIF
HEC 0.27 4.28* 0.63 5.54* 0.22 5.44* 0.45 2.22
CK 0.35 3.25* 0.44 4.77* 0.43 4.22* 0.35 2.86
PSN 0.39 4.18* 0.34 2.33* 0.33 4.19* 0.41 2.44
PP 0.48 5.77* 0.55 5.21* 0.45 6.75* 0.39 2.56
AV 0.43 0.33* 0.27 4.81* 0.33 7.67* 0.43 2.33
AT 0.46 5.23* 0.24 5.39* 0.49 2.04
PI 0.26 7.67* 0.34 2.94
ΔR2 0.55 0.07 0.08
ΔF 117.77 18.55 22.77

Notes: * p < .05;

** p < .001