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Table 2 Disparities among BMI groups and correlation between diet variables and BMI/GWG preconceptionally/during pregnancy

From: Association between pre-pregnancy body weight and dietary pattern with large-for-gestational-age infants in gestational diabetes

  Pre-conceptionally Pregnancy
Normal weight Overweight and obese U p Total Normal weight Overweight and obese U p Total
Median rs with BMI Median rs with BMI Median rs with BMI Median rs with GWG Median rs with GWG Median rs with GWG
Healthy eating score 46.0 0.308 45.0 0.238 246.0 0.524 45.5 0.102 53.0 − 0.065 52.0 0.293 129.0 0.732 53.0 − 0.008
Number of meals per day 3.0 − 0.055 3.0 0.284 281.5 0.819 3.0 − 0.031 5.0 0.110 5.0 0.020 154.5 0.890 5.0 0.093
Complex carbohydrates 1.0 0.241 1.0 0.661* 217.5 0.939 1.0 0.186 3.0 0.197 3.0 − 0.432 81.5 0.823 3.0 0.084
Fried food 3.0 − 0.187 3.0  0.546* 366.0 0.227 3.0  0.268* 3.0 − 0.016 2.0 0.125 199.0 0.131 3.0 0.170
  1. Italics text indicates statistically significant correlation
  2. GWG: gestational weight gain; rs with BMI: Spearman correlation with BMI; rs with GWG: Spearman correlation with weight gain
  3. *p < 0.05 level