Table 1.
Demographic Information.
| Characteristics | Categories | Control (n = 7839) | Case (n = 2703) |
|---|---|---|---|
| Cleft Type | Cleft Lip only | - | 620 |
| Cleft Lip and Palate | - | 1771 | |
| Cleft Palate only | - | 312 | |
| Sex | Male | 3397 (43.3%) | 1581 (58.50%) |
| Female | 4442 (56.7%) | 1122 (41.50%) | |
| Age | 28.66 (±16.95) | 12.06 (±13.03) | |
| Race | African | 219 (2.79%) | 160 (5.92%) |
| Asian | 1433 (18.28%) | 584 (21.60%) | |
| Caucasian | 3563 (45.45%) | 1068 (39.51%) | |
| Caucasian and African | 33 (0.42%) | 11 (0.41%) | |
| Caucasian and Asian | 2 (0.026%) | 2 (0.074%) | |
| Caucasian and Native American | 768 (9.80%) | 171 (6.33%) | |
| Caucasian, African and Native American | 1617 (20.63%) | 665 (24.60%) | |
| Native American | 152 (1.94%) | 37 (1.37%) | |
| Unspecified | 52 (0.66%) | 5 (0.18%) | |