Table 1. Demographic Characteristics.
| Variable | No. (%) | ||
|---|---|---|---|
| Camp Lejeune | Camp Pendleton | Total | |
| No. of veterans | 172 128 | 168 361 | 340 489 |
| VHA usage (% of total) | 79 420 (46.1) | 67 356 (40.0) | 146 776 (43.1) |
| Medicare usage (% of total) | |||
| VHA and Medicare | 10 281 (6.0) | 8003 (4.8) | 18 284 (5.4) |
| Medicare only | 5404 (3.1) | 5942 (3.5) | 11 346 (3.3) |
| VHA or Medicare usage (% of total)a | 84 824 (49.3) | 73 298 (43.5) | 158 122 (46.4) |
| Sex | |||
| Female | 4491 (5.3) | 2811 (3.8) | 7302 (4.6) |
| Male | 80 333 (94.7) | 70 487 (96.2) | 150 820 (95.4) |
| Race | |||
| Black | 25 196 (29.7) | 17 141 (23.4) | 42 337 (26.8) |
| White | 57 331 (67.6) | 52 082 (71.1) | 109 413 (69.2) |
| Otherb | 2291 (2.7) | 4050 (5.5) | 6341 (4.0) |
| Ethnicity | |||
| Hispanic | 5068 (6.0) | 6904 (9.4) | 11 972 (7.6) |
| Non-Hispanic | 79 756 (94.0) | 66 394 (90.6) | 146 150 (92.4) |
| Deceased | 1600 (1.9) | 1745 (2.4) | 3345 (2.1) |
| Age at end of follow-up | |||
| Mean (SD), y | 59.6 (4.4) | 59.8 (4.6) | 59.7 (4.5) |
| <50 y | 2310 (2.7) | 2287 (3.7) | 4597 (2.9) |
| 50-59 y | 36 461 (43.0) | 29 812 (40.7) | 66 273 (41.9) |
| 60-69 y | 45 310 (53.4) | 40 368 (55.1) | 85 678 (54.2) |
| ≥70 y | 743 (0.9) | 832 (1.1) | 1575 (1.0) |
| Age when residence at the camp began, mean (SD), y | 20.0 (2.5) | 20.1 (2.7) | 20.03 (2.6) |
| Duration lived on base during 1975-1985, mean (SD), mo | 25.0 (17.4) | 22.7 (16.6) | 23.89 (17.1) |
| Rank | |||
| Officers | 2570 (3.0) | 2800 (3.8) | 5370 (3.4) |
| Enlisted | 82 254 (97.0) | 70 498 (96.2) | 152 752 (96.6) |
| Smoking status | |||
| Ever smoked | 40 420 (47.7) | 34 596 (47.2) | 75 016 (47.4) |
| Never smoked | 21 891 (25.8) | 17 612 (24.0) | 39 504 (25.0) |
| Unknown | 22 513 (26.5) | 21 090 (28.8) | 43 603 (27.6) |
Abbreviation: VHA, Veterans Health Administration.
a
Statistics below this row refer to those with VHA or Medicare usage. See eTables 4 to 6 in Supplement 1 for additional descriptive data.
b
Other race included Asian, Native American, Native Hawaiian, and other.