Table 1 Categorical clinical characteristics of the 168 patients with ulcerative colitis.
Characteristic | Number of cases | Percentage (95% confidence interval) |
|---|---|---|
Male sex | 97 | 57.7 (50.2-57.7) |
Past smoking | 14 | 8.3 (5.1–13.5) |
Current smoker | 12 | 7.1 (4.2–12.1) |
Concomitant medications: | ||
Steroids | 50 | 29.8 (23.4–29.8) |
Sulfasalazine | 98 | 58.3 (50.8–65.5) |
5-aminosalicylate | 69 | 41.1 (33.9–48.6) |
Antibiotics | 15 | 8.9 (5.5–14.2) |
Disease location: | ||
Rectum | 78 | 46.4 (39.0–54.0) |
Left colon | 46 | 27.4 (21.2–34.6) |
Pancolitis | 44 | 26.2 (20.1–33.3) |
Personal history of surgery: | ||
Colectomy | 2 | 1.2 (0.4–4.2) |