Table 5.

Unadjusted and adjusted RRRs related to ownership (versus non-ownership) of large livestock, small livestock and poultry, and categorised numbers of animals owned within each group, for medium and high contamination categories in comparison to the no contamination category in Bangladesh. N = 2592 (unadjusted) and N = 2541 (adjusted).

Livestock type	Ownership status/number owned	1–31 CFU		>31 CFU		1–31 CFU		>31 CFU
		Unadjusted RRR (95% CI)	p-value	Unadjusted RRR (95% CI)	p-value	Adjusted RRRa (95% CI)	p-value	Adjusted RRRa (95% CI)	p-value
Large	Non-owner	Ref		Ref		Ref		Ref
	Owner	1.1 (0.9–1.4)	0.24	0.8 (0.6–1.0)	0.10	1.1 (0.9–1.4)	0.26	1.0 (0.8–1.3)	0.92
Small	Non-owner	Ref		Ref		Ref		Ref
	Owner	1.3 (0.8–1.6)	0.08	0.9 (0.7–1.2)	0.44	1.2 (1.0–1.6)	0.11	1.1 (0.8–1.5)	0.63
Poultry	Non-owner	Ref		Ref		Ref		Ref
	Owner	1.3 (1.0–1.6)	0.05*	0.8 (0.6–1.1)	0.15	1.2 (0.7–1.5)	0.10	1.1 (0.9–1.5)	0.35
Large	0	Ref		Ref		Ref		Ref
	1–4	1.1 (0.9–1.4)	0.47	0.8 (0.6–1.0)	0.08	1.1 (0.9–1.4)	0.52	1.0 (0.7–1.3)	0.96
	5+	2.3 (1.3–4.2)	0.007*	1.1 (0.4–2.6)	0.89	2.4 (1.3–4.5)	0.004*	1.5 (0.6–3.8)	0.40
Small	0	Ref		Ref		Ref		Ref
	1–4	1.2 (0.9–1.6)	0.14	0.8 (0.6–1.2)	0.30	1.2 (0.9–1.6)	0.18	1.0 (0.7–1.4)	0.83
	5+	1.5 (0.8–2.8)	0.26	1.2 (0.5–2.9)	0.73	1.5 (0.8–2.9)	0.25	1.4 (0.5–3.6)	0.52
Poultry	0	Ref		Ref		Ref		Ref
	1–7	1.2 (0.9–1.5)	0.21	0.8 (0.6–1.1)	0.25	1.1 (0.9–1.4)	0.43	1.2 (0.9–1.6)	0.28
	8+	1.5 (1.1–2.0)	0.01*	0.8 (0.5–1.1)	0.14	1.5 (1.1–2.1)	0.01*	1.0 (0.7–1.5)	0.93

Ref = reference category. *Statistically significant (p ≤ 0.05). ^aAdjusted for water source, presence of improved sanitation, water storage status and wealth quintile, but not other livestock ownership categories.