Table 10  Summary of hierarchical regression analysis of variables predicting anxiety (GAD-7).
Anxiety (GAD-7)
Step  Predictor  β  B  Basis
Step 1
(forced entry)  Gender +  0.122  1.544  1.323
Year of study  0.16  0.515  0.335
∆R2  0.036
Step 2
(stepwise)  Gender  −0.017  −0.219  2.776
Year of Study  0.002  0.005  1.163
Worry about getting COVID-19  0.560 ***  4.799  0.298
∆R2  0.275 ***
Step 3
(stepwise)  Gender  −0.007  −0.091  1.124
Year of Study  −0.07  −0.226  0.3
Worry about getting COVID-19  0.410 ***  3.508  0.911
Worry about friends and family getting COVID-19  0.294 **  2.37  0.87
∆R2  0.054 **
Step 4
(stepwise)  Gender  −0.654  1.05  −0.051
Year of Study  −0.412  0.281  −0.128
Worry about getting COVID-19  3.361  0.843  0.393
Worry about friends and family getting COVID-19  2.28  0.805  0.283
Satisfied with the way in which information was communicated to me.  2.743  0.691  0.323
∆R2  0.098 ***
(Constant)   2.047 **  3.086
R2 = 0.462, adjusted R2 = 0.431; Note: n = 93, p < 0.05, ** p < 0.01, *** p < 0.001; Excluded variables: overall satisfaction with information received through programme, gained knowledge through the programme, confidence in the test outcome. + male is the referent group.