Table 1.
Univariate analysis of demographic characteristics by BMI category.
| Total | Underweight <18.5 |
Normal 18.5 to < 25 |
Overweight 25 to < 30 |
Obesity ≥30 |
Pvalue | |
|---|---|---|---|---|---|---|
| n (%) | 3502 | 84 (2.4) | 1046 (29.9) | 1249 (35.7) | 1123 (32.1) | |
| Male, n (%) | 2125 (60.7) | 37 (44.1) | 560 (53.5) | 831 (66.5) | 697 (62.1) | <0.001 |
| Age (years), mean (SD) | 68.2 (14.7) | 70.2 (16.9) | 71.5 (15.0) | 68.8 (14.0) | 64.2 (14.0) | <0.001 |
| Age (years), n (%) | <0.001 | |||||
| <45 | 254 (7.3) | 9 (10.7) | 59 (5.6) | 78 (6.2) | 108 (9.6) | <0.001 |
| 45-65 | 1097 (31.3) | 17 (20.2) | 258 (24.7) | 374 (29.9) | 448 (39.9) | <0.001 |
| 65-80 | 1294 (37.0) | 28 (33.3) | 353 (33.8) | 498 (39.9) | 415 (37.0) | 0.022 |
| 80+ | 857 (24.5) | 30 (35.7) | 376 (36.0) | 299 (23.9) | 152 (13.5) | <0.001 |
| Race, n (%) | 0.68 | |||||
| White | 2469 (70.5) | 62 (73.8) | 737 (70.5) | 877 (70.2) | 793 (70.6) | 0.92 |
| Black | 222 (6.3) | 7 (8.3) | 60 (5.7) | 76 (6.1) | 79 (7.0) | 0.52 |
| Other/Unknown | 811 (23.2) | 15 (17.9) | 249 (23.8) | 296 (23.7) | 251 (22.4) | 0.53 |
| Marital status, n (%) | <0.001 | |||||
| Married | 1864 (53.2) | 29 (34.5) | 526 (50.3) | 702 (56.2) | 607 (54.1) | <0.001 |
|
Single/Divorced/
Separated/Unknown |
1029 (29.4) | 32 (38.1) | 292 (27.9) | 350 (28.0) | 355 (31.6) | 0.047 |
| Widowed | 609 (17.4) | 23 (27.4) | 228 (21.8) | 197 (15.8) | 161 (14.3) | <0.001 |