Table A4.

Univariable Association between risk correlates and dichotomous outcomes

	Contamination Obsessions (N = 2117)	Contamination Phobias (N = 2117)	Change in OCI-R Scorea (N = 634)	Change in OCI-R Score excluding washing itemsb (N = 756)
Age	0.96 (0.96–0.97) e	0.96 (0.95–0.96) e	0.96 (0.94–0.99) e	0.96 (0.94–0.99) d
Sex (Male:Female)	1.70 (1.39–2.10) e	2.41 (1.94–3.00) e	1.79 (0.73–4.37)	1.64 (0.72–3.77)
PHQ Depression Score	1.62 (1.53–1.72) e	1.97 (1.84–2.10) e	1.82 (1.48–2.24) e	1.69 (1.39–2.05) e
PHQ Anxiety Score	1.68 (1.59–1.78) e	1.87 (1.76–2.00) e	1.84 (1.49–2.26) e	1.68 (1.38–2.04) e
OCD (Yes:No)	2.91 (2.14–3.96) e	3.86 (2.84–5.25) e	7.47 (1.51–3.71) d	10.05 (2.60–38.83) d
Doubt Score	1.05 (1.04–1.06) e	1.09 (1.08–1.11) e	1.04 (1.00–1.09) c	1.04 (0.99–1.08)
COVID Risk Score	1.27 (1.21–1.34) e	1.54 (1.46–1.63) e	1.49 (1.20–1.85) c	1.61 (1.32–1.97) e

^aChange from 0 to 9 to 21+, among 634 participants with a pre-pandemic OCI-R score of 0–9.

^bChange from 0 to 9 to 16+, among 756 participants with a pre-pandemic OCI-R score of 0–9, excluding washing items.

^cp < 0.05.

^dp < 0.01.

^ep < 0.001.