From: Impact of aging on obstetric outcomes: defining advanced maternal age in Barcelona
OBSTETRIC OUTCOMES | Total n = 25054 | < 30 years -Reference group- n = 2437 | 30–34 years n = 9643 | 35–39 years n = 9887 | 40–44 years n = 2807 | ≥45 years n = 280 | ||||
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%(n) | %(n) | %(n) | (OR 95% CI) | %(n) | (OR 95% CI) | %(n) | (OR 95% CI) | %(n) | (OR 95% CI) | |
GD | 9.8%(2450) | 5.9%(143) | 7.9%(758) | 1.37 (1.14–1.65) | 10.8%(1064) | 1.94 (1.62–2.32) | 15.4%(431) | 2.91 (2.39–3.55) | 19.3%(54) | 3.83 (2.72–5.39) |
PE | 1.6%(403) | 1.6% (38) | 1.5%(140) | 0.93 (0.65–1.34) | 1.6%(157) | 1.02 (0.71–1.46) | 1.9%(54) | 1.24 (0.82–1.88) | 5.0% (14) | 3.32 (1.78–6.21) |
Late-onset PE | 1.2%(309) | 1.2% (29) | 1.2%(114) | 0.99 (0.66–1.50) | 1.2%(117) | 0.99 (0.66–1.50) | 1.5% (41) | 1.23 (0.76–1.98) | 2.9% (8) | 2.44 (1.11–5.40) |
Placenta previa | 1.3%(321) | 0.7% (17) | 1.1%(103) | 1.54 (0.92–2.57) | 1.2%(119) | 1.73 (1.04–2.89) | 2.3%(65) | 3.38 (1.97–5.77) | 6.1% (17) | 9.20 (4.64–18.24) |
C-section | 30.4%(7615) | 25.2%(615) | 26.9%(2597) | 1.09 (0.98–1.21) | 30.5%(3020) | 1.30 (1.18–1.44) | 42.1%(1182) | 2.16 (1.92–2.43) | 71.8%(201) | 7.54 (5.72–9.93) |
- Emergency C-S | 15.9%(3987) | 16.4%(400) | 15.6%(1509) | 0.95 (0.84–1.07) | 15.1%(1493) | 0.91 (0.80–1.02) | 18.1%(508) | 1.13 (0.97–1.23) | 27.5%(77) | 1.93 (1.46–2.56) |
- Elective C-S | 14.5%(3628) | 8.8%(215) | 11.3%(1088) | 1.31 (1.13–1.53) | 15.4%(1527) | 1.89 (1.62–2.19) | 24.0%(674) | 3.27 (2.77–3.85) | 44.3%(124) | 8.22 (6.25–10.81) |
Composite adverse maternal outcome | 3.3%(819) | 3.2%(77) | 3.0%(288) | 0.94 (0.73–1.22) | 3.3%(328) | 1.05 (0.82–1.35) | 4.0%(112) | 1.27 (0.95–1.71) | 5.0% (14) | 1.61 (0.90–2.89) |
Prolongued hospitalisation | 1.0%(247) | 0.7% (17) | 0.9%(84) | 1.23 (0.73–2.07) | 1.1%(110) | 1.62 (0.97–2.70) | 1.1% (30) | 1.63 (0.89–2.96) | 2.1% (6) | 3.69 (1.44–9.46) |
Intrahepatic cholestasis of pregnancy | 0.8%(189) | 0.7% (16) | 0.6%(62) | 0.98 (0.56–1.70) | 0.8%(82) | 1.27 (0.74–2.17) | 1.0% (27) | 1.47 (0.79–2.73) | 0.7% (2) | 1.09 (0.25–4.76) |
PPROM | 1.1%(266) | 0.9% (21) | 1.0%(93) | 1.12 (0.70–1.80) | 1.1%(106) | 1.25 (0.78–1.99) | 1.4% (38) | 1.58 (0.92–2.70) | 2.9% (8) | 3.38 (1.49–7.71) |
Abruptio placentae | 0.3%(67) | 0.2% (5) | 0.3% (27) | 1.37 (0.53–3.55) | 0.3% (26) | 1.28 (0.49–3.34) | 0.3% (9) | 1.57 (0.52–4.68) | – | – |
Chorioamnionitis | 0.1% (29) | 0.2% (4) | 0.1% (11) | 0.70 (0.22–2.18) | 0.1% (13) | 0.80 (0.26–2.46) | 0.03% (1) | 0.22 (0.24–1.94) | – | – |
PERINATAL OUTCOMES | Â | |||||||||
Stillbirth | 0.2%(49) | 0.3% (8) | 0.2% (17) | 0.54 (0.23–1.24) | 0.2% (18) | 0.55 (0.24–1.28) | 0.2% (5) | 0.54 (0.18–1.66) | 0.4% (1) | 1.09 (0.14–8.73) |