Table 3

Failure to achieve birth weight by 2 weeks as a predictor for poor growth outcomes at 6 months

n (%) of poor growth outcomes among infants with no birth weight regain by 2 weeksUnadjustedAdjusted*
NRR (95% CI)P valueNRR (95% CI)P value
Stunted at 6 months72 (40.9)8381.39 (1.13 to 1.72)0.0028191.51 (1.23 to 1.85)<0.001
Underweight at 6 months62 (34.8)8391.46 (1.14 to 1.88)0.0038211.55 (1.21 to 1.99)0.001
Wasted at 6 months20 (11.3)8381.04 (0.66 to 1.63)0.878201.08 (0.68 to 1.73)0.74
Mean (SD) z-score among infants with no regain by 2 weeksNBeta (95% CI)P valueNBeta (95% CI)P value
LAZ at 6 months−1.70 (1.3)837−0.38 (−0.61 to −0.16)0.001819−0.50 (−0.69 to −0.30)<0.001
WAZ at 6 months−1.46 (1.2)839−0.26 (−0.46 to −0.05)0.01821−0.30 (−0.48 to −0.11)0.01
WLZ at 6 months−0.30 (1.4)8380.11 (−0.10 to 0.33)0.318200.12 (−0.09 to 0.34)0.26
  • *Adjusted by maternal education, maternal age, parity, place of residence, wealth quintile, birthcount, sex, LBW type, site; and with cluster-robust SEs for clustering by mother.

  • LAZ, length-for-age; LBW, low birth weight; RR, relative risk; WAZ, weight-for-age; WLZ, weight-for-length.