Table 6.

Multivariable model showing risk factors associated with seropositivity among children at baseline and follow-up surveys

	Baseline		Follow-up
Factors	ARR (95% CI)	P-value	ARR (95% CI)	P-value
Age in months, n (%)
24-36			0.7 (0.5-0.9)	0.018
37-48			0.8 (0.7-0.9)	0.001
≥49			Ref.
Underweight categories, n (%)*
Normal (-1.99 to +6)			Ref.
Underweight (-2.99 to -2)			0.7(0.5-0.8)	0.001
Severe underweight (≤-3)			0.8(0.6-1.1)	0.168
Stunting categories, n (%)†
Wealth tertiles, n (%)
1st wealth tertile	0.7 (0.5-1.0)	0.014
2nd wealth tertile	0.8 (0.6-1.1)	0.713
3rd wealth tertile	Ref.
Unimproved toilet facility‡
Un-improved drinking water§	1.4 (1.0-1.8)	0.059
Household hunger*, n (%) (n = 902)
Highest grade or level of school completed by father, n (%)
No education	1.3 (1.0-1.6)	0.002
Primary to secondary	Ref.
Father's occupation, n (%)
Government/private service/self employed	0.7 (0.6-0.9)	0.008	0.82 (0.70-1.0)	0.021
Daily wage earner/other (other work, does not work, farming, NA)	Ref.		Ref.

ARR – absolute risk ratio, CI – confidence interval

*Data are available for age = 1097, weight = 1005.

†Data are available for height = 1010, age = 1097.

‡Dry toilet pump, bucket latrine, no toilet facility (uses open space or field, other toilet).

§Open well, closed well, tanker truck, small cart with tank, surface water (river/dam/lake/pond/stream/canal), bottled water, rainwater, other water source.