Table 4.

Summary of hierarchical regression analysis for variables predicting PLV.

Variable	β	t	SE	p	R	R2	ΔR2
Step 1					0.145	0.021	0.021
Exposure	−0.043	−1.131	0.038	0.262
Step 2					0.398	0.158	0.137
Exposure	−0.044	−1.238	0.035	0.221
Cumulative genetic risk	−0.44	−3.102	0.014	0.003	95% CI [−0.72, −0.15]
Step 3					0.496	0.246	0.088
Exposure	−0.012	−0.322	0.036	0.749
Cumulative genetic risk	−0.038	−2.749	0.014	0.008	95% CI [−0.66, −0.1]
Avoidance	−0.042	−2.125	0.02	0.038	95% CI [−0.08, −0.002]
GAD	−0.004	−0.908	0.005	0.368

GAD, General anxiety disorder scores.