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Table 3 Adjusted odds ratios (ORs) with 95% CI for hypertension by BMI

From: Association between body mass index (BMI) and hypertension in south Asian population: evidence from nationally-representative surveys

 

Bangladesh

India

Nepal

No. of cases

OR (95% CI)

No. of cases

OR (95% CI)

No. of cases

OR (95% CI)

BMI categories (WHO cut-offs)

 Underweight (< 18.5 kg/m2)

383

0.57 (0.50–0.65)

12,121

0.70 (0.69–0.72)

301

0.55 (0.48–0.63)

 Normal weight (18.5–25.0 kg/m2)

1110

1.00 (0.93–1.07)

55,386

1.00 (0.99–1.01)

1519

1.00 (0.94–1.06)

 Overweight (25.0–29.9 kg/m2)

394

1.80 (1.57–2.07)

27,738

1.99 (1.96–2.02)

757

2.46 (2.24–2.71)

 Obese (≥30.0 kg/m2)

108

2.72 (2.00–3.68)

10,762

3.03 (2.96–3.11)

213

3.62 (2.97–4.41)

BMI categories (South Asian cut-offs)

 Underweight (< 18.0 kg/m2)

322

0.73 (0.63–0.83)

9221

0.79 (0.77–0.80)

233

0.65 (0.56–0.76)

 Normal weight (18.0–23.0 kg/m2)

820

1.00 (0.92–1.09)

40,596

1.00 (0.99–1.01)

1145

1.00 (0.93–1.07)

 Overweight (23.0–27.0 kg/m2)

614

2.14 (1.93–2.38)

34,799

1.76 (1.74–1.79)

911

2.03 (1.87–2.20)

 Obese (≥27.0 kg/m2)

239

2.99 (2.46–3.64)

21,391

3.04 (2.99–3.10)

501

3.64 (3.19–4.16)

Trend (per 5 kg/m2)

1995

1.79 (1.65–1.93)

106,007

1.59 (1.58–1.61)

2790

2.03 (1.90–2.16)

  1. Logistic regression models were adjusted for age, sex, area of residence, wealth index and highest educational attainment