Table 4.

Relationship between breast milk cytokine concentration and WAZ at final visit.

	Unadjusted analysis				Adjusted analysis*
Breast milk cytokine	β	95% CI	R2	p-value	β	95% CI	R2	p-value
ILIβ	<−0.01	−0.003 to −0.001	0.10	<0.01	<−0.01	−0.001 to 0.001	0.02	0.81
IL2	−0.01	−0.167 to −0.028	0.09	<0.01	−0.02	−0.076 to 0.070	0.02	0.94
IL4	−0.48	−0.969 to 0.007	0.04	0.05	0.095	−0.401 to 0.592	0.02	0.70
IL6	<−0.01	−0.002 to 0.0003	0.09	<0.01	<−0.01	−0.002 to 0.000	0.17	<0.01
IL-10	−0.02	−0.058 to 0.013	0.02	0.21	0.01	−0.026 to 0.043	0.02	0.61
IL-12	−0.06	−0.188 to 0.065	0.01	0.34	0.02	−0.103 to 0.151	0.02	0.70
IL-13	−0.02	−0.066 to 0.019	0.01	0.28	0.02	−0.026 to 0.060	0.02	0.43
IFN-γ	−0.02	−0.025 to −0.005	0.09	<0.01	<−0.01	−0.011 to 0.010	0.02	0.90
TNFα	<−0.01	−0.004 to −0.001	0.09	<0.01	<−0.01	−0.004 to-0.001	0.17	<0.01

Unadjusted and adjusted linear regression β coefficients for breast milk cytokines predicting WAZ at final visit (*adjusted for maternal anemia).

CI, Confidence interval; WAZ, Weight-for-age Z score; IL, interleukin; IFN, interferon; TNF, tumor necrosis factor; IGF, insulin-like growth factor.