Research Article

Acute Infectious Morbidity in Multiple Gestation

Table 2

Preexisting medical conditions present during hospital discharges for delivery among pregnant women with multiple gestation compared to women with singleton gestation, Nationwide Inpatient Sample for years 2008–2010 (12,524,118 deliveries).

Condition, (%)Multiple gestation 
= 266,751
Singleton gestation 
= 12,257,367
OR
(95% CI)
value

Pulmonary disease
 Asthma10,347 (3.9)394,749 (3.2)1.21 (1.19, 1.24)<0.0001
Endocrine disorders
 Diabetes (nongestational)3242 (1.2)127,728 (1.0)1.17 (1.13, 1.21)<0.0001
 Thyroid disorder11,533 (4.3)286,009 (2.3)1.89 (1.86, 1.93)<0.0001
Autoimmune disorders
 Systemic lupus erythematosus420 (0.16)13,930 (0.11)1.39 (1.26, 1.53)<0.0001
 Collagen vascular disease/rheumatoid arthritis469 (0.18)14,932 (0.12)1.44 (1.32, 1.58)<0.0001
 HIV75 (0.028)3541 (0.029)0.98 (0.77, 1.22)0.85
Hematologic disorders
 Thrombophilia/APS2609 (1.0)61,908 (0.50)1.95 (1.87, 2.02)<0.0001
 Anemia47,106 (17.7)1,308,237 (10.7)1.80 (1.78, 1.81)<0.0001
 Thrombocytopenia5439 (2.0)108,169 (0.9)2.34 (2.27, 2.40)<0.0001
Drugs/alcohol/tobacco
 Drug use3029 (1.1)159,237 (1.3)0.87 (0.84, 0.90)<0.0001
 Alcohol use258 (0.10)13,392 (0.11)0.89 (0.78, 1.00)0.056
 Tobacco14,399 (5.4)772,584 (6.3)0.85 (0.83, 0.86)<0.0001
Chronic hypertension/renal failure
 Chronic hypertension8040 (3.0)236,910 (1.9)1.58 (1.54, 1.61)<0.0001
 Chronic renal failure198 (0.07)4719 (0.04)1.93 (1.66, 2.21)<0.0001

APS = antiphospholipid antibody syndrome.