Table 1. Demographic Characteristics.
| Characteristic | Claim groupa | |
|---|---|---|
| All (N = 985 317) | Complete cases (n = 951 026) | |
| No. of patients | 485 479 | 468 114 |
| KC | ||
| BCC | 618 516 (62.77) | 596 348 (62.71) |
| cSCC | 366 801 (37.23) | 354 678 (37.29) |
| Sex | ||
| Men | 606 853 (61.59) | 586 811 (61.70) |
| Women | 378 464 (38.41) | 364 215 (38.30) |
| Age, mean (SD), y | 69.82 (12.58) | 69.80 (12.58) |
| Age group, y | ||
| 18-39 | 15 105 (1.53) | 14 620 (1.54) |
| 40-64 | 295 888 (30.03) | 286 171 (30.09) |
| ≥65 | 674 324 (68.44) | 650 235 (68.37) |
| Race/ethnicity | ||
| White | 887 001 (90.02) | 883 446 (92.89) |
| Black | 39 385 (4.00) | 39 252 (4.13) |
| Hispanic | 22 233 (2.26) | 22 064 (2.32) |
| Asian | 6295 (0.64) | 6264 (0.66) |
| Unknown | 30 403 (3.09) | 0 |
| US census region | ||
| New England | 35 806 (3.63) | 34 446 (3.62) |
| Middle Atlantic | 60 979 (6.19) | 58 117 (6.11) |
| South Atlantic | 334 638 (33.96) | 325 626 (34.24) |
| East North Central | 127 818 (12.97) | 122 879 (12.92) |
| East South Central | 38 028 (3.86) | 37 374 (3.93) |
| West North Central | 102 489 (10.40) | 98 907 (10.40) |
| West South Central | 78 287 (7.95) | 76 457 (8.04) |
| Mountain | 124 257 (12.61) | 120 567 (12.68) |
| Pacific | 78 992 (8.02) | 76 653 (8.06) |
| Unknown | 4023 (0.41) | 0 |
Abbreviations: BCC, basal cell carcinoma; cSCC, cutaneous squamous cell carcinoma; KC, keratinocyte carcinoma.
a
Unless otherwise indicated, data are expressed as number (percentage) of claims.