Table 4.

Comparison of mortality rates in intervention and control clusters during the first and second intervention periods

	1st intervention period (1 October 2008 – 30 September 2009)						2nd intervention period (1 October 2009 – 31 December 2010)
	2 × 2 factorial triala				4 arm comparisonb		2 × 2 factorial triala				4 arm comparisonb
	FI vs no FI		CI vs no CI		FI + CI vs control		FI vs no FI		CI vs no CI		FI + CI vs control
	OR (95% CI)	p value	OR (95% CI)	p value	OR (95% CI)	p value	OR (95% CI)	p value	OR (95% CI)	p value	OR (95% CI)	p value
Stillbirth rate per 1000 birthsc	1.18 (0.83–1.69)	0.360	0.70 (0.49–1.00)	0.051	0.82 (0.50–1.36)	0.454	0.97 (0.77–1.21)	0.767	0.94 (0.75–1.18)	0.621	0.91 (0.66–1.25)	0.576
NMR per 1000 live birthsd	0.82 (0.63–1.06)	0.124	1.05 (0.81–1.36)	0.700	0.86 (0.60–1.24)	0.423	0.90 (0.69–1.17)	0.431	0.80 (0.61–1.04)	0.098	0.72 (0.50–1.05)	0.084
Early NMR per 1000 live births (0–6 days)c	0.92 (0.67–1.26)	0.599	0.95 (0.69–1.29)	0.727	0.87 (0.56–1.35)	0.534	0.92 (0.70–1.19)	0.516	0.79 (0.60–1.03)	0.083	0.72 (0.49–1.06)	0.093
Late NMR per 1000 live births (7–28 days)c	0.54 (0.31–0.92)	0.025	1.62 (0.93–2.80)	0.089	0.87 (0.39–1.91)	0.722	0.83 (0.49–1.39)	0.473	0.81 (0.48–1.37)	0.432	0.69 (0.34–1.40)	0.303
PMR per 1000 births (all stillbirths)d	1.04 (0.83–1.31)	0.719	0.81 (0.65–1.02)	0.074	0.85 (0.61–1.17)	0.309	0.94 (0.77–1.15)	0.555	0.87 (0.71–1.06)	0.179	0.82 (0.62–1.09)	0.171
MMR per 100 000 live birthsd	1.91 (0.82–4.48)	0.135	1.37 (0.60–3.09)	0.455	3.62 (0.77–17.07)	0.105	0.74 (0.32–1.69)	0.476	0.58 (0.24–1.39)	0.223	0.40 (0.11–1.54)	0.184

CI: community Intervention; FI: facilities intervention; MMR: maternal mortality ratio; NMR: neonatal mortality rate: PMR: perinatal mortality rate.

^aCI × FI interaction term not included as study underpowered to detect interactions.

^bFI only vs control and CI only vs control results not shown.

^cSecondary outcome.

^dPrimary outcome.