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Table 3 Rate and adjusted odds ratios of early neonatal mortality by birthweight

From: An outcome-based definition of low birthweight for births in low- and middle-income countries: a secondary analysis of the WHO global survey on maternal and perinatal health

Birthweight (g)

n

Early Neonatal Mortalitya

Rate (%)

Adjusted OR (95% CI)

<  1500

2072

29.0

32.0 (25.6, 40.0)

1500–1599

602

13.8

17.9 (13.3, 24.1)

1600–1699

521

9.6

12.5 (8.8, 17.7)

1700–1799

811

6.2

9.5 (6.8, 13.2)

1800–1899

973

6.8

10.5 (7.8, 14.1)

1900–1999

1032

3.6

5.9 (4.1, 8.5)

2000–2099

2807

3.1

6.6 (5.2, 8.5)

2100–2199

2165

1.6

3.8 (2.7, 5.5)

2200–2299

3817

1.0

2.6 (1.9, 3.7)

2300–2399

4178

0.6

1.7 (1.1, 2.6)

2400–2499

5628

0.7

2.3 (1.7, 3.1)

2500–3499

181,042

0.3

1.0

  1. Adjusted for gestational age, mode of delivery, fetal presentation at delivery, maternal complications and complexity index
  2. aROC = 0.9118
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