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Table 4 Relative risk (RR) of medically terminated pregnancy (MTP) vs ongoing pregnancy in 3 gestational age groups by women’s characteristics

From: Early pregnancy loss in Belagavi, Karnataka, India 2014–2017: a prospective population-based observational study in a low-resource setting

  MTP v. Ongoing 6,0–7,6 Weeks RR (95% CI) MTP v. Ongoing 8,0–11,6 Weeks RR (95% CI) MTP v. Ongoing 12,0–19,6 Weeks RR (95% CI)
Maternal age (years)
  ≤ 20 1.24 (0.65, 2.36) 1.12 (0.78, 1.61) 0.85 (0.67, 1.08)
 21–25 REF REF REF
 26–30 2.02 (1.08, 3.77) 1.22 (0.99, 1.52) 1.15 (1.00, 1.32)
  > 30 2.76 (1.34, 5.68) 2.07 (1.41, 3.05) 2.19 (1.76, 2.74)
Maternal education
 No formal education 1.02 (0.31, 3.36) 1.02 (0.59, 1.77) 1.00 (0.71, 1.41)
 Primary REF REF REF
 Secondary 1.32 (0.54, 3.26) 1.63 (1.16, 2.30) 1.35 (1.04, 1.75)
 University+ 1.27 (0.48, 3.41) 1.82 (1.01, 3.28) 1.52 (1.05, 2.21)
Parity
 0 0.19 (0.08, 0.45) 0.52 (0.37, 0.74) 0.98 (0.81, 1.17)
 1–2 REF REF REF
  > 2 1.22 (0.65, 2.31) 1.42 (0.97, 2.06) 1.28 (1.00, 1.63)
BMI (kg/m2)
 Underweight, <  18.5 kg/m2 0.65 (0.44, 0.96) 0.79 (0.63, 1.01) 1.02 (0.88, 1.18)
 Normal weight, 18.5–25 kg/m2 REF REF REF
 Overweight and obese, >  25 kg/m2 1.06 (0.51, 2.20) 0.81 (0.57, 1.16) 1.15 (0.95, 1.39)
Hemoglobin (gm/dl)
 Severe/Moderate, ≤ 9 g/dl 1.57 (0.87, 2.83) 0.75 (0.46, 1.24) 1.04 (0.91, 1.19)
 Mild, > 9–11 g/dl 1.16 (0.76, 1.78) 0.79 (0.61, 1.01) 0.93 (0.82, 1.05)
 Normal, >  11 g/dl REF REF REF
  1. BMI body mass index
  2. REF reference group
  3. MTP medically terminated pregnancy
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Reproductive Health

ISSN: 1742-4755