Correlation between clinical parameters and transit time (hours)
| No. of patients | CTT (median) | p value | RSTT (median) | p value | |
|---|---|---|---|---|---|
| *Kruskal-Wallis test. | |||||
| †Mann-Whitney U test. | |||||
| Defecation frequency | |||||
| 0–1/week | 79 | 74 | 0.001* | 38 | 0.009* |
| >1–3/week | 55 | 50 | 30 | ||
| ⩾3/week | 35 | 49 | 28 | ||
| Encopresis frequency (day and night) | |||||
| No encopresis | 18 | 49 | 0.003* | 24 | 0.03* |
| <1/day | 24 | 52 | 31 | ||
| 1–2/day | 48 | 50 | 30 | ||
| ⩾2/day | 79 | 70 | 38 | ||
| Night-time encopresis | |||||
| Not present | 106 | 47 | <0.0001† | 28 | <0.0001† |
| Present | 63 | 74 | 46 | ||
| Rectal mass | |||||
| Not present | 118 | 48 | <0.0001† | 28 | <0.0001† |
| Present | 51 | 86 | 64 | ||