Table 1.
Characteristics of the cohort of CD patients and controls undergoing colonoscopy at Columbia University Medical Center.
| Characteristic | All patients (n=526) | Celiac disease (n=180) | Non celiac disease (n=346) | p value |
|---|---|---|---|---|
|
| ||||
| Mean (SD) age* | 58.8 (11.1) | 58.7 (11.2) | 58.8 (11.1) | 0.91 |
| Age (years)* | 0.96 | |||
| 40–49 | 118 (22) | 44 (24) | 74 (21) | |
| 50–59 | 162 (31) | 54 (30) | 108 (31) | |
| 60–69 | 147 (28) | 49 (27) | 98 (28) | |
| 70–79 | 84 (16) | 28 (16) | 56 (16) | |
| ≥ 80 years | 15 (3) | 5 (3) | 10 (3) | |
| Gender* | 0.78 | |||
| Male | 153 (29) | 51 (28) | 102 (29) | |
| Female | 373 (71) | 129 (72) | 244 (71) | |
| Indication | <0.0001 | |||
| Screening | 144 (27) | 45 (25) | 99 (29) | |
| Surveillance | 83 (16) | 19 (11) | 64 (19) | |
| Diarrhea | 94 (18) | 56 (31) | 38 (11) | |
| Anemia/heme positive stool | 148 (28) | 45 (25) | 103 (30) | |
| Other | 57 (11) | 15 (12) | 42 (8) | |
| Depth of insertion† | 0.34 | |||
| Cecum/ileum | 506 (97) | 175 (98) | 331 (96) | |
| Did not reach cecum | 17 (3) | 4 (2) | 13 (4) | |
| Preparation quality† | 0.61 | |||
| Poor | 34 (7) | 12 (7) | 22 (7) | |
| Excellent/good/fair | 458 (93) | 156 (93) | 302 (93) | |
*
Matched variables
†
Sums do not add up to the total sample size due to missing data values.