Table 6.

Setting-specific effects and effect modification (by setting) of anxiety level on the adoption of social distancing measures. The models have been adjusted for all covariates.

Settings and variables			Types of social distancing
			Model 4.3						Model 5.3						Model 6.3
			Generala (n=3431)						Contactb (n=3431)						Workc (n=2160)
				aORd (95% CI)		P value			aOR (95% CI)			P value			aOR (95% CI)			P value
Hong Kong
	Normal			Reference		N/Ae			Reference			N/A			Reference			N/A
	Borderline abnormal			1.62 (1.27-2.06)		<.001			1.26 (0.93-1.70)			.14			1.51 (1.10-2.06)			.01
	Abnormal			2.09 (1.64-2.66)		<.001			1.85 (1.34-2.56)			<.001			1.82 (1.34-2.48)			<.001
United Kingdom
	Normal			Reference		N/A			Reference			N/A			Reference			N/A
	Borderline abnormal			1.48 (1.11-1.96)		.01			1.36 (1.02-1.80)			.03			1.37 (0.92-2.02)			.12
	Abnormal			2.40 (1.87-3.09)		<.001			1.76 (1.37-2.27)			<.001			1.40 (0.99-1.98)			.06
Effect modificationf (borderline abnormal)			0.91 (0.63-1.33)		.64			1.08 (0.71, 1.63)			.71			0.91 (0.55-1.49)			.70
Effect modification (abnormal)			1.15 (0.82-1.62)		.42			0.95 (0.63-1.42)			.80			0.77 (0.48-1.21)			.26

^aGeneral: avoiding going to crowded areas and social events and going out.

^bContact: avoiding contacting individuals who had a fever or respiratory symptoms and had been to Wuhan in the past one month (Hong Kong) or affected areas in the past 14 days (United Kingdom).

^cWork: avoiding going to work.

^daOR: adjusted odds ratio.

^eN/A: not applicable.

^fMeasures the difference of the effect being considered due to difference in setting; its value is the ratio of the two setting-specific effects.