Table 3. Comparison of the history of medical diseases between the patients with and/or without chronic constipation .
| Variables | CC (n = 752) | No CC (n = 8511) | P value | |
| Heart disease | Yes | 120 (16%) | 841 (9.9%) | < 0.001 |
| No | 632 (84%) | 7670 (90.1%) | ||
| Stroke | Yes | 25 (3.3%) | 141 (1.7%) | 0.001 |
| No | 627 (96.7%) | 8370 (98.3%) | ||
| HTN | Yes | 170 (22.6%) | 1343 (15.8%) | < 0.001 |
| No | 582 (77.4%) | 7168 (84.2%) | ||
| Diabetes mellitus | Yes | 102 (13.6%) | 772 (9.1%) | < 0.001 |
| No | 650 (86.4%) | 7739 (90.9%) | ||
| Anxiety | Yes | 320 (42.6%) | 2424 (28.5%) | < 0.001 |
| No | 432 (57.4%) | 6087 (71.5%) | ||
| Depression | Yes | 223 (29.7%) | 1572 (18.5%) | < 0.001 |
| No | 529 (70.3%) | 6939 (81.5%) | ||
| Insomnia | Yes | 243 (32.3%) | 1552 (18.2%) | < 0.001 |
| No | 509 (67.7%) | 6959 (81.8%) | ||
| Surgery history | Yes | 408 (54.3%) | 4052 (47.7%) | 0.001 |
| No | 344 (45.7%) | 4437 (52.3%) | ||
| Back pain or joint pain | Yes | 591 (78.6%) | 5702 (67%) | < 0.001 |
| No | 161 (21.4%) | 2809 (33%) | ||
| GERD | Yes | 271 (36%) | 2054 (24.1%) | < 0.001 |
| No | 481 (64%) | 6457 (75.9%) |
P was calculated by: X2 test or fisher exact test.
CC: Chronic constipation, HTN: hypertension, GERD: Gastroesophageal reflux disease