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Table 3 The results of linear regression analysis for PRA prediction

From: Pregnancy-related anxiety and its associated factors during COVID-19 pandemic in Iranian pregnant women: a web-based cross-sectional study

  Model1a Model 2b
B 95% CI P- value R2 AR2 B 95% CI P value R2 AR2
LL UL LL UL
Age 0.048 −0.232 0.613 0.376 41.6 38.2      19.8 18.7
Place of residence 0.077 −0.724 7.232 0.108     
Occupation 0.005 −5.091 5.682 0.913     
Number of pregnancies −0.166 −8.568 −1.627 0.004 −0.120 −6.404 −0.980 0/008
Social support 0.101 0.119 6.806 0.042 0.101 0.434 6.503 0.025
Covid-19 anxiety 0.410 0.737 1.202 < 0.001 0.415 0.754 1.209 < 0.001
Depression 0.228 0.752 1.898 < 0.001 0.218 0.707 1.814 < 0.001
Knowledge regarding COVID-19 −0.004 −0/969 0.896 0.939     
Practice regarding COVID-19 −0.180 −8.54 −2.777 < 0.001 −0.177 −8.367 −2.790 < 0.001
Attitude regarding COVID-19 −0.028 −2.733 1.456 0.549     
  1. aUnadjusted Model
  2. bAdjusted Model