Table 4.

Bivariate and multivariable predictors of weight-for-age z-score and underweight at day 35

	Weight-for-age z-score				Underweight
	Bivariate		Multivariable		Bivariate		Multivariable
	Effect size (95% CI)	P value	Effect size (95% CI)	P value	OR (95% CI)	P value	Adjusted OR (95% CI)	P value
Age	−0.004 (−0.01 to 0.005)	0.38	−0.005 (−0.009 to −0.0008)	0.02	0.98 (0.94 to 1.01)	0.14	0.97 (0.93 to 1.02)	0.32
Sex	−0.12 (−0.38 to 0.14)	0.36	0.03 (−0.05 to 0.12)	0.44	0.88 (0.35 to 2.16)	0.77	0.93 (0.32 to 2.65)	0.89
Dietary diversity†	0.02 (−0.07 to 0.11)	0.65	−0.01 (−0.05 to 0.02)	0.36	0.93 (0.72 to 1.20)	0.56	0.89 (0.68 to 1.17)	0.40
Food insecurity‡	−0.01 (−0.04 to 0.01)	0.27	−0.008 (−0.02 to 0.0006)	0.07	0.99 (0.92 to 1.06)	0.81	1.03 (0.95 to 1.11)	0.52
Breast feeding	−0.008 (−0.33 to 0.31)	0.96	−0.06 (−0.21 to 0.10)	0.49	1.80 (0.68 to 4.78)	0.24	0.71 (0.15 to 3.35)	0.66
Health facility visit	−0.23 (−0.56 to 0.10)	0.17	−0.04 (−0.17 to 0.10)	0.60	1.15 (0.37 to 3.61)	0.81	0.63 (0.16 to 2.46)	0.51
WAZ, baseline	0.93 (0.88 to 0.98)	<0.001	0.92 (0.87 to 0.98)	<0.001	0.004 (0.0004 to 0.06)	<0.001	n/a*
Animals	−0.004 (−0.008 to −0.00001)	0.05	−0.001 (−0.002 to 0.00003)	0.06	1.01 (0.00 to 1.02)	0.01	1.01 (1.00 to 1.02)	0.09
Latrine
None
No slab	0.05 (−0.29 to 0.38)	0.78	0.03 (−0.09 to 0.14)	0.64	2.97 (0.94 to 9.35)	0.06	2.16 (0.63 to 7.41)	0.22
Slab	0.15 (−0.19 to 0.48)	0.38	0.05 (−0.05 to 0.15)	0.33	1.92 (0.56 to 6.57)	0.30	1.89 (0.51 to 7.10)	0.34

*Not included in model due to near perfect prediction of the outcome.

†Operationalised as a composite score of 7 food groups eaten over the past 7 days.

‡Operationalised as a composite score of three questions related to frequency of food insecurity over the past 4 weeks.

WAZ, weight-for-age z-score.