Table 1.

The Rome III constipation criteria

Criteria (at least 25 % of defecations)	Frequency of symptom
Straining during defecation	7/19 (37%)
Lumpy or hard stools	6/19 (32%)
Sensation of incomplete evacuation	3/20 (15%)
Sensation of anorectal obstruction/blockage	8/19 (42%)
Manual manoeuvres to facilitate defecation	0/20 (0%)
Fewer than 3 defecations per week	8/17 (47%)
Loose stools are rarely present without laxatives	3/20 (15%)
Insufficient criteria for IBS (irritable bowel syndrome)	20/20 (100%)