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Table 2 Adverse Maternal and Neonatal Outcomes by Maternal Agea

From: The association of maternal age with adverse neonatal outcomes in Lusaka, Zambia: a prospective cohort study

Characteristic

Total (N=11,501)

Maternal Age

 
 

10-19

20-24

25-34

35+

p-valuea

 

(n=1,788)

(n=3,980)

(n=4,651)

(n=1,082)

 

N ( column % )

N ( column % )

N ( column % )

N ( column % )

N ( column % )

 

Maternal Outcomes

 Maternal death

9 (0.08)

0 (0.0)

3 (0.08)

5 (0.11)

1 (0.09)

0.6

 Obstructed or prolonged labour

244 (2.3)

46 (2.8)

83 (2.2)

92 (2.1)

23 (2.2)

0.4

 Severe haemorrhage (Antepartum/ Postpartum)

48 (0.4)

3 (0.2)

10 (0.3)

26 (0.6)

9 (0.9)

0.009**

 Pre-eclampsia

172 (1.6)

27 (1.6)

43 (1.2)

76 (1.7)

26 (2.5)

0.01*

 Breech/transverse or oblique lie

58 (0.5)

5 (0.3)

12 (0.3)

31 (0.7)

10 (1.0)

0.01*

 Severe infection

20 (0.2)

2 (0.1)

6 (0.2)

7 (0.2)

5 (0.5)

0.2

 Preterm labour

123 (1.1)

19 (1.2)

29 (0.8)

58 (1.3)

17 (1.6)

0.05*

 Preterm premature rapture of membrane (PPROM)

41 (0.4)

7 (0.4)

7 (0.2)

22 (0.5)

5 (0.5)

0.1

Neonatal Outcomes

 Low birthweight (<2500 grams)

1,034 (9.7)

205 (12.8)

322 (8.8)

403 (9.3)

104 (10.2)

<0.001**

 Preterm birth

546 (4.9)

102 (6.0)

154 (4.0)

228 (5.0)

62 (5.8)

0.004**

 Resuscitation needed at birth

643 (5.9)

80 (4.8)

242 (6.4)

273 (6.1)

48 (4.6)

0.03*

 Miscarriage

32(0.3)

3 (0.2)

11 (0.3)

16 (0.4)

2 (0.2)

0.7

 Stillbirth

155 (1.4)

26 (1.5)

45 (1.2)

63 (1.4)

21 (2.0)

0.2

 Death in first 7 days after birth

121 (1.1)

18 (1.1)

42 (1.1)

48 (1.1)

13 (1.3)

1

 Death in first 28 days after birth

145 (1.3)

19 (1.1)

51 (1.4)

58 (1.3)

17 (1.6)

0.7

  1. aP-value from chi-squared test, or fisher's exact test if number of outcomes <5 *p<0.05, **p<0.01