Table 2.

Effect of Ebola experience on mental health outcomes—National Knowledge, Attitudes and Practices Survey, Sierra Leone, July 2015 (n=3564)

	Anxiety and depression symptoms (PHQ-4)					PTSD symptoms (IES-r)
	N*	%*	P value	OR (95% CI)	AOR (95% CI)	N*	%*	P value†	OR (95% CI)	AOR (95% CI)
A
None (N*=2094)	907	43.3		Reference	Reference	1506	71.9		Reference	Reference
Only know someone who died (N*=187)	91	48.7	0.570	1.2 (0.9 to 1.7)	1.1 (0.8 to 1.5)	150	80.2	0.035	1.6 (1.1 to 2.3)	1.5 (1.0 to 2.2)
Only know someone quarantined (N*=315)	194	61.6	<0.001	2.1 (1.6 to 2.0)	2.3 (1.7 to 2.9)	261	82.9	<0.001	1.9 (1.4 to 2.5)	2.0 (1.5 to 2.8)
Both experiences (N*=841)	489	58.1	<0.001	1.8 (1.5 to 2.1)	1.8 (1.5 to 2.2)	719	85.5	<0.001	2.3 (1.8 to 2.8)	2.3 (1.8 to 2.8)
B
None (N*=2094)	907	43.3		Reference	Reference	1506	71.9		Reference	Reference
Know someone who died or is quarantined (N*=1444)	809	56.0	<0.001	1.66 (1.45 to 1.90)	1.8 (1.55 to 2.04)	1196	82.8	<0.001	1.88 (1.59 to 2.22)	2.01 (1.69 to 2.38)

Adjusted for age group, region of residence, gender and education.

*Frequency and proportions adjusted to account for sampling fractions; we excluded ‘don’t know’ responses and missing values.

†P values for Wald’s χ² test.

AOR, adjusted OR; IES-r, Impact of Event Scale-revised; PHQ, Patient Health Questionnaire; PTSD, post-traumatic stress disorder.