Table 2

Anorectal manometry in patients and controls

Manometry Patients (n = 31) Controls (n = 6) p value
Maximal resting tone (mm Hg)52.0  (29–81)59.0  (44–88)0.312-150
Maximal squeeze pressure (mm Hg)130.0 (0–331)154.0 (82–271)0.282-150
Sensory threshold (ml air)20.0 (5–300)22.5 (10–40)0.882-150
Critical volume (ml air)150.0 (60–300)195.0 (90–240)0.592-150
Normal defaecation dynamics11 (35%)4 (67%)0.212-151

  • Results expressed as median (range).

  • ↵2-150 Calculated using Wilcoxon rank sum analysis.

  • ↵2-151 Calculated using Fisher's exact test.