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Table 2 Multilevel linear model of the longitudinal relationship from 6 to 18 months between AF-alb and infant growth z scores

From: Impaired growth in rural Gambian infants exposed to aflatoxin: a prospective cohort study

Item Final model LAZ Final model WAZ Final model WLZ
Fixed effects Coef. (95%CI) Coef. (95%CI) Coef. (95%CI)
Intercept −0·12 (−0·56, 0·32) −0·83 (−1·28, − 0·39)*** −0·77 (−1·22, − 0·32)***
Time point −0·33 (− 0·39, − 0·26)*** −0·22 (− 0·28, − 0·16)*** −0·15 (− 0·23, − 0·07)***
lnAF-alb −0·04 (− 0·08, − 0·01)* −0·05 (− 0·09, − 0·02)** −0·06 (− 0·10, − 0·02)**
Season
 Wet Reference Reference Reference
 Dry −0·07 (− 0·14, − 0·00)* 0.16 (0·09, 0·24)*** 0·29 (0·20, 0·38)***
Supplementation group
 LNS + MMN Reference Reference Reference
 LNS −0·17 (− 0·37, 0·02) −0·18 (− 0·38, 0·02) −0·12 (− 0·32, 0·07)
Breastfeeding
 Age (months) of introduction of non-breast milk foods −0·01 (− 0·09, 0·07) 0·03 (− 0·05, 0·11) 0·04 (− 0·04, 0·11)
Mother’s household quality
 Low Reference Reference Reference
 Med 0·35 (0·13, 0·58)** 0·37 (0·14, 0·60)** 0·27 (0·04, 0·50)*
 High 0·23 (−0·03, 0·49) 0·36 (0·10, 0·62)** 0·31 (0·05, 0·57)*
Random effects Var (95% CI) Var (95% CI) Var (95% CI)
Var (Intercept) 0·82 (0·63, 1·06) 0·91 (0·70, 1·18) 1·06 (0·78, 1·44)
Var (Time point) 0·04 (0·02, 0·08) 0·00 (0·00, 0·35) 0·02 (0·00, 0·18)
Cov (Intercept, timepoint) -0·05 (−0·11, 0·02) -0·03 (− 0·09, 0·04) -0·09 (− 0·20, 0·01)
Residual 0·20 (0·17, 0·23) 0·22 (0·18, 0·25) 0·34 (0·29, 0·40)
  1. Analysed using multilevel linear regression modelling with a random intercept and random slope. Final models fitted using maximum likelihood estimation. ***P < 0·001, **P < 0·01, *P < 0·05