Table 1.
Demographic variables between normal, obese and morbidly obese patients.
| Characteristics | Normal (n = 213) | Obese (n = 365) | Morbidly Obese (n = 193) | P-value |
|---|---|---|---|---|
| Age (years) | ||||
| Median ± SD | 27.05 ± 6.1 | 27.98 ± 5.9 | 28.9 ± 5.1 | 0.036 |
| Gestational age at delivery (weeks) | ||||
| Median ± SD | 35.7 ± 4.0 | 37.1 ± 3.1 | 36.7 ± 3.9 | .023 |
| Race, n (%) | ||||
| Asian | 9 (4.2) | 12 (3.3) | 1 (0.5) | <.001 |
| Black | 95 (44.6) | 209 (57.3) | 128 (66.3) | |
| Caucasian | 96 (45.1) | 115 (31.5) | 56 (29) | |
| Hispanic | 9 (4.2) | 28 (7.7) | 5 (2.6) | |
| Other | 4 (1.9) | 1 (0.3) | 3 (1.6) | |
| Gravidity | 0.75 | |||
| Parity | 0.43 | |||
| Medical comorbidities, n (%) | 77 (41) | 150 (44.8) | 114 (61.3) | <0.001 |
| Hypertension, n (%) | 12 (5.7) | 44 (12.1) | 50 (25.9) | <0.001 |
| Diabetes, n (%) | 4 (1.9) | 24 (6.6) | 20 (10.4) | .002 |
| Asthma, n (%) | 10 (4.7) | 22 (6) | 18 (9.3) | .148 |
| GERD, n (%) | 10 (4.7) | 22 (6) | 14 (7.3) | .553 |
| Anemia, n (%) | 7 (3.3) | 7 (1.9) | 4 (2.1) | .554 |
| Infectious diseases including HIV, Hepatitis B, Hepatitis C, HSV, n (%) | 7 (3.3) | 9 (2.5) | 1 (0.5) | .148 |
| Idiopathic thrombocytopenia, n (%) | 6 (2.8) | 4 (1.1) | 2 (1) | .217 |
| Smoking, n (%) | 16 (7.5) | 20 (5.5) | 7 (3.6) | .233 |
| Substance abuse, n (%) | 13 (6.1) | 13 (3.6) | 1 (0.5) | .009 |
Data are reported as number with percent in parenthesis unless otherwise indicated. Abbreviations: SD, standard deviation. HIV, human immunodeficiency virus. HSV, herpes simplex virus. Analysis of Variance (ANOVA) and t-test were used to compare categorical data and continuous data. Fisher's t-test was used for post hoc analysis. P < 0.05 was considered statistically significant.