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General and clinical characteristics of patients with keloid scars.
| Total biopsies | 33 |
| Mean age | 29.15 ± 16.45 |
| Gender (female) | 20 (60.60%) |
| Nonwhite | 20 (60.60%) |
| Black ancestry | 22 (66.66%) |
| Positive family history | 13 (39.39%) |
| Anatomical location of the biopsies | |
| Earlobe | 26 (78.78%) |
| Abdomen | 5 (15.15%) |
| Chest | 2 (6.06%) |
| Cause of keloid | |
| Ear piercing | 26 (78.78%) |
| Surgery | 6 (18.18%) |
| Acne | 1 (3.03%) |
