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Table 1 Characteristics of the women and their newborns (Rio de Janeiro, Brazil - 1999 and 2008)

From: Association between maternal glucose levels during pregnancy and gestational diabetes mellitus: an analytical cross-sectional study

Characteristic N %
Pre-pregnancy nutritional status (BMI)   
Underweight (<18.5 kg/m2) 84 10.9
Normal weight (18.5 – 24.99 kg/m2) 494 63.8
Overweight (25.0 – 29.99 kg/m2) 131 16.9
Obese (≥30.0 kg/m2) 65 8.4
Total weight gain   
Low 209 26.9
Intermediate 298 38.4
High 270 34.7
Mode of delivery   
Normal 288 49.6
Forceps 22 3.8
Cesarean section 270 46.6
Gestational age at birth   
Preterm (<37 weeks) 26 4.7
Term (≥37 weeks) 527 95.3
Weight at birth   
Low (<2500 g) 33 4.3
Normal (2500 g - 3999 g) 695 91.1
High (≥4000 g) 35 4.6
Pregnancy complications   
None 455 54.9
Other 347 41.9
Gestational diabetes mellitus 27 3.3