Table 2 Results from bivariate and multivariable regression models regarding the associations between reproductive history and outcomes.

Perinatal mortality

Nulliparous

57 (0.7)

1.0

1.0

Previous birth

12 (1.5)

2.08 [1.11, 3.89]

2.35 [1.14, 4.86]

History of abortion

4 (1.9)

2.64 [0.95, 7.35]

1.83 [0.43, 7.68]

Neonatal mortality

Nulliparous

16 (0.2)

1.0

1.0

Previous birth

7 (0.9)

4.31 [1.77, 10.5]

4.70 [1.60, 13.8]

History of abortion

1 (0.5)

2.33 [0.31, 17.7]

4.64 [0.58, 37.5]

Stillbirth

Nulliparous

36 (0.5)

1.0

1.0

Previous birth

5 (0.6)

1.15 [0.41, 3.26]

1.09 [0.32, 3.71]

History of abortion

3 (1.5)

3.31 [1.01, 10.9]

1.23 [0.17, 9.15]

Very low birthweight

Nulliparous

110 (1.4)

1.0

1.0

Previous birth

8 (1.0)

0.62 [0.27, 1.43]

0.53 [0.21, 1.34]

History of abortion

6 (2.8)

2.02 [0.81, 5.02]

2.74 [1.06, 7.09]

Preterm birth

Nulliparous

275 (3.5)

1.0

1.0

Previous birth

32 (4.0)

1.13 [0.66, 1.88]

1.08 [0.58, 2.02]

History of abortion

17 (7.7)

2.21 [1.07, 4.58]

1.90 [0.77, 4.69]