Table 1.
Basal characteristics depending on histopathological classification
|
Collagenous colitis N = 92 |
Lymphocytic colitis N = 66 |
P-value | |
|---|---|---|---|
| Age (year) | 63.3 (59.0–68.3) | 62.6 (53.8–66.8) | 0.178 |
|
BMI (kg/m2) Missing value |
24.7 (21.8–29.2) 39 |
24.9 (23.0–27.4) | 0.941 |
| Refractory MC | 56 (60.9) | 32 (48.5) | 0.145 |
| IBS | 49 (53.3) | 38 (57.6) | 0.629 |
|
Disease duration (years) Missing value |
8.0 (3.0–13.5) 7 |
8.0 (4.0–16.0) 8 |
0.480 |
|
University education Missing value |
28 (30.4) | 26 (39.4) | 0.495 |
| Occupation | 0.778 | ||
| Employed | 42 (45.7) | 28 (42.2) | |
| Retired | 44 (47.8) | 35 (53.0) | |
| Others | 6 (6.5) | 3 (4.5) | |
|
Married/living together Missing value |
58 (63.0) | 31 (47.0) | 0.050 |
| Smoking | 0.788 | ||
| Never smoking | 23 (25.0) | 18 (27.3) | |
| Past smoking | 36 (39.1) | 28 (42.4) | |
| Present smoking | 33 (35.9) | 20 (30.3) | |
|
Snuff users Missing value |
2 (2.2) 3 |
2 (3.0) 3 |
1.000 |
|
Nicotine chewing gum Missing value |
11 (12.0) 2 |
3 (4.5) 1 |
0.155 |
|
The number of days drinking/month Missing value |
6 (2–10) 25 |
4 (2–10) 16 |
0.457 |
| Number of standard glasses each day of drinking | 0.156 | ||
| Never drinking | 5 (5.4) | 10 (15.1) | |
| 1 | 13 (14.1) | 4 (6.1) | |
| 2 | 29 (31.5) | 21 (31.8) | |
| 3 | 7 (7.6) | 5 (7.6) | |
| 4 | 2 (2.2) | 3 (4.5) | |
| ≥ 5 | 2 (3.0) | ||
| Missing value | 36 | 21 |
BMI body mass index, IBS irritable bowel syndrome, MC microscopic colitis. Values are given as number and percentage and median and interquartile range. Mann–Whitney U test and Fisher´s exact test. P ≤ 0.05 was considered statistically significant