TABLE 1.
Basic and Clinical Characteristics of the Subjects According to IBD Status
| n (%) | |||
|---|---|---|---|
| Variable | IBD (N=102) | Non-IBD (N=138) | P |
| Sex | <0.001 | ||
| Male | 46 (45) | 34 (25) | |
| Female | 56 (55) | 104 (75) | |
| Age (y) | <0.0001 | ||
| 4-21 | 17 (17) | 2 (1) | |
| 22-35 | 30 (29) | 21 (15) | |
| 36-45 | 13 (13) | 19 (14) | |
| 46-55 | 11 (11) | 27 (20) | |
| 56-65 | 19 (19) | 36 (26) | |
| >65 | 12 (12) | 33 (24) | |
| Race | 0.43 | ||
| White | 90 (88) | 126 (91) | |
| Nonwhite | 12 (12) | 12 (9) | |
| Diagnosis | |||
| Crohn’s disease | 36 (15) | — | |
| Ulcerative colitis | 58 (24) | — | |
| IBDU | 8 (3.3) | — | |
| IBS | — | 67 (28) | |
| Diverticular disease | — | 35 (15) | |
| Chronic diarrhea | — | 16 (6.7) | |
| Recurrent abdominal pain | — | 11 (4.6) | |
| Other | — | 9 (3.7) | |
IBD indicates inflammatory bowel disease; IBDU, inflammatory bowel disease unclassified; IBS, irritable bowel syndrome.