Outcome
|
Birth Cohort 1973–1978 Odds Ratioa,b (95 % CI)
|
Birth Cohort 1995–2010 Odds Ratioa,b (95 % CI)
|
Cohort Ratios: Ratio of Male ORs 1995–2010 to 1973–1978 (95 % CI)
|
---|
Neonatal death
|
1.15 (0.91–1.45)
|
0.95 (0.71–1.26)
|
0.82 (0.57–1.19)
|
Apgar score <7 at 5 min
|
1.08 (0.91–1.28)
|
1.26 (1.10–1.45)
|
1.17 (0.94–1.45)
|
Pneumothorax
|
1.70 (1.10–2.62)
|
2.27 (1.66–3.11)
|
1.34 (0.78–2.28)
|
RDSc
|
1.74 (1.40–2.16)
|
1.89 (1.56–2.28)
|
1.08 (0.81–1.45)
|
Other respiratory conditions
|
1.31 (1.12–1.54)
|
1.60 (1.48–1.72)
|
1.22 (1.02–1.45)
|
Hyperbilirubinemia
|
1.12 (1.03–1.20)
|
1.18 (1.12–1.23)
|
1.05 (0.96–1.15)
|
- a Adjusted for maternal age, parity, and level of hospital care
- b The reference category was female infants
- c Respiratory distress syndrome of the newborn