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Table 3 Baseline sociodemographic characteristics and factors influencing exclusive breastfeeding practices using Cox proportional hazards regression model

From: Exclusive breastfeeding practices in an urban settlement of Vellore, southern India: findings from the MAL-ED birth cohort

Variable Category Frequency n (%) Unadjusted Hazard ratio (95% CI) Adjusted Hazard ratio (95% CI)
Gender (n = 251) Male 138 (55)
Female 113 (45) 0.89 (0.69, 1.15) 0.97 (0.74,1.27)
Birthweight (kg) (n = 245) Very low birthweight (<  1.99 kg) 5 (2) 1.91 (0.78, 4.67) 1.87 (0.76,4.60)
Low birthweight (2–2.49 kg) 35 (14) 1.26 (0.87, 1.81) 1.20 (0.82,1.76)
Normal birthweight (≥ 2.5 kg) 205 (84)
Parity of the mother (n = 249) >  2 100 (40) 1.11 (0.85, 1.44) 0.98 (0.73,1.32)
≤ 2 149 (60)
Age of the mother (n = 249) <  23 years 103 (41)
≥ 23 years 146 (59) 0.98 (0.75, 1.27) 0.94 (0.70,1.25)
Socioeconomic status (WAMIa) (n = 232) Low (≤ 33rd centile) 71 (31) 0.56* (0.42,0.76) 0.52*(0.38,0.71)
Middle and High (> 33rd centile) 161 (69)
  1. *p value < 0.05
  2. aWAMI is a socioeconomic index that integrates 4 components namely, access to improved water and sanitation, eight selected assets, maternal education and household income