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Table 1 Baseline characteristics of pregnant women based on their BMI (kg/m2)

From: Maternal BMI and nutritional status in early pregnancy and its impact on neonatal outcomes at birth in Bangladesh

Variables

Overall

Underweight

(BMI < 18.5)

Normal weight

(BMI 18.5- < 23)

Overweight

(BMI ≥23)

Number, %

498

154 (30.9)

241 (48.4)

103 (20.7)

Age (years)

20.0 (2.6)

19.4 (2.0)

19.7 (2.4)

21.5 (3.4) *†

Gestational age (weeks)

10.1 (2.2)

10.2 (2.2)

10.1 (2.3)

9.9 (2.3)

High SES (> 10,000 BDT), %

160 (32.1)

48 (31.2)

81 (33.6)

31 (30.1)

Weight (Kg)

46.1 (8.5)

38.5 (3.3)

46.0 (4.6) *

57.8 (7.7) *†

Height (cm)

149.7 (5.4)

149.7 (5.3)

149.7 (5.5)

149.6 (5.5)

BMI (kg/m2)

20.6 (3.4)

17.2 (0.99)

20.5 (1.2) *

25.8 (2.9) *†

Waist (cm)

76.5 (9.2)

68.8 (5.0)

76.5 (5.9) *

88.1 (8.4) *†

Hip (cm)

90.5 (7.9)

83.4 (4.9)

90.7 (4.2) *

100.8 (6.7) *†

WHR

0.85 (0.13)

0.83 (0.07)

0.84 (0.05)

0.90 (0.25) *†

MUAC (cm)

23.8 (2.9)

21.3 (1.4)

24.0 (1.8) *

27.2 (2.9) *†

Systolic BP (mmHg)

92.8 (9.3)

90.2 (8.5)

92.9 (9.0) *

96.4 (10.3) *†

Diastolic BP (mmHg)

63.2 (7.2)

61.4 (6.0)

62.7 (6.9)

67.0 (7.9) *†

Physical inactivity, %

35 (7.0)

3 (1.9)

21 (8.7) *

11 (10.7) *

Energy (Kcal/day)

1489.7 (175.9)

1473.2 (175.6)

1487.2 (173.3)

1520.9 (180.0)

Carbohydrate (gm)

215.0 (35.1)

213.7 (34.5)

214.6 (34.0)

217.6 (38.7)

Protein (gm)

52.3 (13.8)

52.8 (13.6)

51.8 (13.8)

53.0 (14.3)

Fat (gm)

45.8 (9.4)

44.4 (9.4)

46.0 (9.2)

47.8 (8.7) *

  1. Data are presented as mean (SD) or number (%)
  2. *p-value < 0.05 compared with underweight; †p-value < 0.05 compared with normal. Abbreviation: BMI body mass index, SES socio-economic condition, BDT Bangladeshi Taka (1 UDS = 80 BDT), WHR waist-hip ratio, MUAC mid upper arm circumference, BP blood pressure