Prevalence and correlates of common mental health problems and recent suicidal thoughts and behaviours among female sex workers in Nairobi, Kenya

Table 3 Multivariable logistic regression – associations with PTSD

			Crude OR (95% CI)	Adjusted OR (95% CI)	P-value
Model 1^a	Adverse family/household experience^b		3.05 (1.33–7.01)	2.36 (1.01–5.52)	0.05
	Experienced sexual or physical violence in childhood		3.11 (1.70–5.68)	2.03 (1.03–3.99)	0.04
	Street homeless as a child		1.78 (1.11–2.86)	1.79 (1.08–2.95)	0.02
	Number of ACEs	≤4	1.0	1.0
		5–8	2.85 (1.62–5.00)	2.92 (1.65–5.16)
		9–12	6.34 (3.43–11.72)	7.19 (3.84–13.45)	< 0.001
Model 2	Additional income to sex work		1.65 (1.16–2.36)	1.68 (1.10–2.57)	0.02
	Hunger skipped a meal in the last 7 days		1.91 (1.33–2.73)	1.69 (1.05–2.72)	0.06
	Social support		0.58 (0.40–0.84)	0.59 (0.38–0.94)	0.03
	Children	None	1.0	1.0
		1–2	0.48 (0.22–1.04)	0.31 (0.14–0.71)
		3+	0.55 (0.25–1.24)	0.28 (0.11–0.73)	0.02
	Non-consensual first sex		3.40(2.37–4.89)	2.75 (1.77–4.28)	< 0.001
	Chlamydia prevalence		1.67 (0.89–3.15)	2.46 (1.15–5.27)	0.02
	Anal sex last 7 days		12.42 (4.47–34.55)	11.7 (3.62–37.59)	< 0.001
	Previous abortion/stillbirth		2.07 (1.44–2.99)	1.60 (1.03–2.49)	0.04
Model 3a	Recent sexual and/or physical violence non IP		2.42 (1.63–3.58)	1.72 (1.03–2.88)	0.04
Model 3a	Recent sexual and/or physical violence from IP		2.22 (1.55–3.18)	1.68 (1.08–2.63)	0.02
Model 3b	Alcohol use problem		4.54 (3.14–6.56)	4.49 (2.73–7.36)	< 0.001

^aModel 1 adjusted for level 1 variables (literacy, religion, socio-economic status) and clinic
Model 2 adjusted for level 1 (cumulative ACEs, literacy, religion, SES) and level 2 variables (including marital status, death of children, perceived sex work stigma, condom use at last sex with client, place of sex work, HIV status).
Model 3a adjusted for level 1, 2 and 3a variables (including violence from IPs and arrest).
Model 3b adjusted for level 1, 2 and 3b variables (including other substance use).
^bat least one of: household member or guardian depressed/suicidal, household member/guardian arrested, household member/guardian had an alcohol use problem, parental death, parental divorce/separation.

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