You are viewing the site in preview mode

Skip to main content

Advertisement

Table 2 Gestational weight gain by maternal characteristics among subjects with optimal pregnancy outcomec in Changsha, Hunan, China, in 2016

From: Gestational weight gain in Chinese women -- results from a retrospective cohort in Changsha, China

Characteristics N (%) Gestational weight gain p
Mean, kg SD Min/Max CV, %
Overall subjects 13,717 (100%) 14.3 5.31 −4.5/ 48.5 37.00  
Maternal age (years)
  ≤ 24 3669 (25.75) 13.3d 5.74 −4.5/ 31.8 43.27 < 0.001
 25–34 8724 (63.60) 14.8d 5.11 −4.5/ 48.5 34.58  
  ≥ 35 1324 (9.65) 14.5d 4.90 −3.0/ 34.0 33.87  
Parity
 Primiparous 9549 (69.61) 14.9 4.93 −4.5/ 48.5 32.97 < 0.001
 Multiparous 4168 (30.39) 12.9 5.85 −4.5/ 31.5 45.17  
Education (years)
  ≤ 12 8701 (64.37) 15.3 4.60 −4.5/ 32.5 21.19 < 0.001
  ≥ 13 5016 (36.57) 12.6 5.97 −4.5/ 48.5 47.29  
Smoking during pregnancy
 Yes 1461 (10.65) 15.7 4.27 −3.5/ 29.0 27.21 < 0.001
 No 12,256 (89.35) 14.2 5.40 −4.5/ 48.5 38.05  
IOM pre-pregnancy BMI category a
 Underweight 2261 (16.48) 15.8d 4.36 −4.5/ 31.5 27.54 < 0.001
 Normal weight 10,114 (73.73) 14.3d 5.19 −4.5/ 40.0 36.20  
 Overweight 1149 (8.38) 11.8d 6.54 −4.5/ 48.5 55.52  
 Obese 193 (1.41) 13.1d 7.01 −4.0/ 29.5 53.66  
Asian pre-pregnancy BMI category b
 Underweight 2261 (16.48) 15.8d 4.36 −4.5/ 31.5 27.54 < 0.001
 Normal weight 8273 (60.31) 14.7d 5.04 −4.0/ 40.0 34.29  
 Overweight 1841 (13.42) 12.7d 5.56 −4.5/ 32.5 43.62  
 Obese 1342 (9.78) 12.0d 6.62 −4.5/ 48.5 55.35  
  1. aIOM BMI category: underweight (BMI < 18.5), normal weight (BMI 18.5–24.9), overweight (BMI 25–29.9), obese (BMI ≥ 30)
  2. bAsian BMI category: underweight (BMI < 18.5), normal weight (BMI 18.5–22.9), overweight (BMI 23–24.9), obese (BMI ≥ 25)
  3. cOptimal outcome was defined as woman who has no prenatal medical complications (such as GDM or PIH), giving live birth at a gestational age between37 and 42 weeks, and infant birth weight between 2500 and 3999 g
  4. dSNK test showed significant differences between each other, p < 0.05