Table 1. Clinical Characteristics of Organ Transplant Recipients (OTRs) and Non-OTRs With Cutaneous Squamous Cell Carcinoma (cSCC).
| Characteristic | Non-OTRs (n = 46 784) | OTRs (n = 1208) |
|---|---|---|
| Sex, No. (%) | ||
| Men | 25 406 (54.3) | 882 (73.0) |
| Women | 21 387 (45.7) | 326 (27.0) |
| Age at first cSCC diagnosis, y, median (range) | 79 (18-106) | 66 (27-89) |
| Year of first cSCC diagnosis, No. (%) | ||
| 1968-1990 | 8249 (17.6) | 46 (3.8) |
| 1991-2000 | 7904 (16.9) | 268 (22.2) |
| 2001-2010 | 11 555 (24.7) | 383 (31.7) |
| 2011-2020 | 19 076 (40.8) | 511 (42.3) |
| Site of tumor, No. (%) | ||
| Ear | 4838 (10.3) | 79 (6.5) |
| Head and face | 22 329 (47.7) | 367 (30.4) |
| Neck and trunk | 6454 (13.8) | 138 (11.4) |
| Perineum and perianal | 359 (0.8) | 8 (0.7) |
| Upper limbs | 3832 (8.2) | 90 (7.5) |
| Lower limbs | 2574 (5.5) | 38 (3.2) |
| Multiple localizations | 5728 (12.2) | 476 (39.4) |
| Unspecified | 670 (1.4) | 12 (1.0) |
| Age at transplant, y, median (range) | NA | 54.4 (9.1-82.6) |
| Period of transplant, No. (%) | ||
| 1968-1982 | NA | 142 (11.8) |
| 1983-1992 | NA | 386 (32.0) |
| 1993-2002 | NA | 371 (30.7) |
| 2003-2012 | NA | 309 (25.6) |
| Time from first transplant to first cSCC, y, median (range) | NA | 10.3 (0.1-45.5) |
Abbreviation: NA, not applicable.