Table 4. Correlation between Rome III and gastroesophageal reflux disease .
| Variables | GERD (No) | GERD (No) | p value | |
| Defecation = < 2 / week | Yes | 104(50.7%) | 15(7.3%) | 0.45 |
| No | 72(35.1%) | 14(6.8%) | ||
| Fecal incontinence > 1 week | Yes | 32(15.6%) | 2(0.9%) | 0.17 |
| No | 44(70.2%) | 27(13.1%) | ||
| Retentive posturing | Yes | 163(79.5%) | 28(13.6%) | 0.69 |
| No | 13(6.3%) | 1(0.4%) | ||
| Painful defecation | Yes | 161(78.5%) | 24(11.7%) | 0.17 |
| No | 15(7.3%) | 5(2.4%) | ||
| Presence of large fecal mass | Yes | 39(19%) | 7(3.4%) | 0.81 |
| No | 137(66.8%) | 22(10.7%) | ||
| History of large diameter that may obstruct the toilet | Yes | 155(75.6%) | 25(12.1%) | 0.76 |
| No | 21(10.2%) | 4(1.9%) |