Women’s income and risk of intimate partner violence: secondary findings from the MAISHA cluster randomised trial in North-Western Tanzania

Table 3 Longitudinal association between woman’s income and past year experience of physical IPV^a

	Intervention arm (n = 313)			Control arm (n = 274)
	Past year physical IPV at follow-up n/N (%)	Age-adjusted OR (95%CI)	aOR^b (95%CI)	Past year physical IPV at follow-up n/N (%)	Age-adjusted OR (95%CI)	aOR^b (95%CI)
Change in monthly income between baseline and follow-up
Fallen 1+ quartile/stopped working	22/86 (26%)	–	–	17/77 (22%)	–	–
Stayed in same quartile	16/96 (17%)	0.63 (0.30–1.32)	0.48 (0.19–1.22)	19/78 (24%)	1.18 (0.57–2.43)	1.04 (0.51–2.14)
Increased 1+ quartile/started working	16/112 (14%)	0.52 (0.29–0.94)	0.39 (0.17–0.89)	18/99 (18%)	0.76 (0.38–1.51)	0.55 (0.25–1.23)
Change in financial contribution to household relative to husband between baseline and follow-up
Was always lower/the same	37/195 (19%)	–	–	28/161 (17%)	–	–
Was higher, now lower/same	5/33 (15%)	0.85 (0.28–2.54)	0.83 (0.23–2.98)	4/30 (13%)	0.93 (0.30–2.87)	0.81 (0.22–2.91)
Was lower/same, now higher	5/45 (11%)	0.58 (0.25–1.30)	0.87 (0.37–2.05)	12/39 (31%)	2.80 (1.06–7.38)	4.16 (1.44–12.01)
Always higher	8/40 (20%)	1.37 (0.64–2.93)	1.84 (0.65–5.25)	17/44 (39%)	4.46 (1.85–10.77)	4.76 (1.84–12.34)

^aAmong women married/living as married at baseline and follow-up
^bAdjusted for woman’s age, other income/financial contribution variable, partner’s age, baseline measure of outcome, woman’s education, partner’s education, relationship duration, and experience of household-level financial hardship in past year

ISSN: 1471-2458