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. Author manuscript; available in PMC: 2018 Mar 1.
Published in final edited form as: Obstet Gynecol. 2017 Mar;129(3):530–535. doi: 10.1097/AOG.0000000000001907

Table 1.

Baseline Demographic and Patient Characteristics for Pregnant Patients With Acute Respiratory Distress Syndrome Requiring Mechanical Ventilation

Characteristic Pregnant Patients With ARDS Requiring Mechanical Ventilation (n=2,808)
Age (y) 28.766.6
Length of stay (d) 7.0 (3.9–12.5)
Hospital mortality 252 (9.0)
Race
 White 1,009 (35.9)
 Black 612 (22.0)
 Hispanic 423 (15.0)
 Other 264 (9.3)
 Missing 500 (17.8)
Insurance coverage 2,558 (91.2)
Hemodialysis need 109 (3.9)
Liver failure 165 (5.9)
Vaginal delivery 412 (14.7)
Delivery by cesarean 1,154 (41.1)
Mechanical ventilation greater than 72 h 794 (28.4)
Gestational diabetes 138 (4.9)
Puerperal infection 268 (9.6)
Septic obstetric emboli 76 (2.7)
Gestational hypertension 288 (10.2)
Eclampsia 620 (22.1)
Tobacco use 314 (11.2)
Multiple gestations 72 (2.5)
TRALI 12 (0.4)
Amniotic fluid embolism 64 (2.2)
Thermal injuries 27 (1.0)
Traumatic injuries 136 (4.8)
Pneumonia 724 (25.9)
Influenza 102 (3.6)
Hospital size
 Small 185 (6.3)
 Medium 596 (21.5)
 Large 1,997 (72.2)
Hospital location and teaching status
 Rural 133 (4.7)
 Urban nonteaching 908 (31.8)
 Urban teaching 1,767 (63.49)
Hospital region
 Northeast 385 (14.3)
 Midwest 615 (22.2)
 South 1,163 (41.1)
 West 645 (22.4)

ARDS, acute respiratory distress syndrome; TRALI, transfusion-related acute lung injury.

Data are mean±standard deviation, median (interquartile range), or n (%).