Table 6

Association between moderate and severe anaemia (smoking and altitude adjusted haemoglobin <10 g/dL) and level of sanitation coverage in the community for pregnant women with and without household level sanitation

Household sanitation	Community-level sanitation coverage	Unadjusted OR (95% CI)	P value	Adjusted OR (95% CI)	P value
		n=44 800		n=44 357
Yes	1%–30%	Reference	N/A	Reference	N/A
Yes	31%–60%	1.02 (0.90 to 1.14)	0.80	1.01 (0.90 to 1.14)	0.81
Yes	61%–99%	0.95 (0.86 to 1.06)	0.40	0.97 (0.87 to 1.08)	0.56
Yes	100%	0.78 (0.70 to 0.88)	<0.001	0.81 (0.72 to 0.91)	<0.001
		n=29 742		n=29 583
No	0%	1.09 (1.01 to 1.17)	0.02	1.06 (0.98 to 1.13)	0.13
No	1%–30%	Reference	N/A	Reference	N/A
No	31%–60%	1.01 (0.94 to 1.09)	0.72	1.03 (0.97 to 1.11)	0.30
No	61%–99%	1.00 (0.91 to 1.09)	0.93	1.04 (0.95 to 1.14)	0.41

Logistic regression.
Unadjusted models included the dataset.
Adjusted models included mother’s age, mother’s age squared, parity, wealth quintile, mother’s education, urban or rural and dataset.
N/A, not applicable.