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. Author manuscript; available in PMC: 2016 Jun 1.
Published in final edited form as: Ann Epidemiol. 2015 Jan 30;25(6):392–397.e1. doi: 10.1016/j.annepidem.2015.01.011

Table 2.

Obstetric and neonatal outcomes for singleton deliveries by asthma status among women in the Consortium on Safe Labor by race/ethnicity (n = 208,899), 2002–2008

White Black Hispanic Asian/PI

No asthma
n = (102,447)
Asthma
n = (8,156)
No asthma
n = (44,840)
Asthma
n = (5,444)
No asthma
n = (36,543)
Asthma
n = (2,288)
No asthma
n = (8,970)
Asthma
n = (211)
n (%)
Obstetric outcomes
Gestational diabetes 4,520 (4.5) 460 (5.7) 1,905 (4.3) 249 (4.7) 2,318 (6.5) 139 (6.3) 878 (9.9) 23 (11.3)

Gestational hypertension 3,072 (3.0) 317 (4.0) 1,401 (3.3) 169 (3.3) 733 (2.0) 51 (2.3) 109 (1.2) 4 (1.9)

Preeclampsiaa 4,178 (4.1) 425 (5.3) 2,802 (6.5) 314 (6.1) 1,617 (4.5) 115 (5.2) 373 (4.2) 10 (4.9)

Maternal hemorrhagea 7,487 (7.3) 708 (8.7) 2,555 (5.7) 374 (6.9) 2,159 (5.9) 145 (6.3) 461 (5.1) 6 (2.8)

Placental abruption 1,429 (1.4) 160 (2.0) 977 (2.2) 168 (3.1) 532 (1.5) 32 (1.4) 104 (1.2) 2 (1.0)

Preterm delivery, <37 wk 9,569 (9.3) 1,021 (12.5) 7,458 (16.6) 1,006 (18.5) 4,248 (11.6) 327 (14.3) 743 (8.3) 28 (13.3)

PROM 6,869 (6.7) 530 (6.5) 3,413 (7.6) 394 (7.2) 2,292 (6.3) 188 (8.2) 830 (9.3) 19 (9.0)

PPROM 1,937 (1.9) 222 (2.7) 1,432 (3.2) 182 (3.3) 755 (2.1) 77 (3.4) 166 (1.9) 5 (2.9)

Neonatal outcomes
NICU admissiona 10,718 (10.5) 1,130 (13.9) 7,241 (16.2) 968 (17.8) 4,060 (10.5) 325 (14.2) 815 (8.9) 17 (8.1)

Apneaa 1,709 (1.9) 189 (2.4) 1,401 (3.2) 155 (2.9) 762 (2.1) 69 (3.3) 105 (1.7) 4 (2.2)

Respiratory distress syndrome 2,882 (2.8) 297 (3.6) 2,051 (4.6) 261 (4.8) 1,080 (3.0) 83 (3.6) 142 (1.6) 6 (2.8)

Transient tachypnea of the newborn 3,135 (3.1) 334 (4.1) 2,265 (5.1) 311 (5.7) 11,167 (3.2) 89 (3.9) 178 (2.0) 5 (2.7)

Anemia 1,286 (1.3) 131 (1.6) 1,435 (3.2) 170 (3.1) 742 (2.0) 54 (2.4) 104 (1.2) 1 (0.95)

Size for gestational age SGAa 7,883 (8.8) 735 (10.2) 6,452 (15.7) 859 (17.0) 3,449 (10.6) 279 (13.7) 1,035 (12.6) 15 (7.4)

Hyperbilirubinemia 17,827 (17.4) 1,573 (19.3) 3,955 (8.8) 482 (8.9) 4,440 (12.2) 318 (13.9) 1,853 (20.7) 46 (21.8)

Abbreviations: PI, Pacific Islander; wk, weeks; PROM, premature rupture of membranes; PPROM, preterm premature rupture of membranes; NICU, neonatal intensive care unit; SGA, small for gestational age; LGA, large for gestational age.

a

Race/ethnicity*asthma pinteraction ≤ 0.05 in fully adjusted model.