Skip to main content

Table 3 Adjusted estimated BW (95% CI), in grams, by parity

From: Association of parity with birthweight and neonatal death in five sites: The Global Network’s Maternal Newborn Health Registry study

 

Male

Female

Total

N

Mean BW

N

Mean BW

N

Mean BW

Nulliparous

4245

2676 (2636, 2717)

3914

2587 (2546, 2628)

8159

2634 (2604, 2663)

 1

1669

2752 (2706, 2798)

1567

2643 (2596, 2690)

3236

2698 (2664, 2732)

 2

684

2777 (2725, 2830)

656

2675 (2622, 2728)

1340

2725 (2687, 2764)

 3

270

2803 (2738, 2867)

288

2737 (2674, 2800)

558

2766 (2721, 2812)

 4 or more

302

2823 (2763, 2883)

313

2727 (2669, 2786)

615

2774 (2731, 2817)

p-value

 

< 0.0001

 

< 0.0001

 

< 0.0001

  1. Estimated birthweight and p-values overall and by infant sex are from a linear mixed model with BW as the outcome controlling for cluster as a random effect and adjusting for site, parity, maternal age, height, education, hypertensive disorders, antenatal care and socio-economic status