Colorectal motility patterns and psychiatric traits in functional constipation and constipation-predominant irritable bowel syndrome: A study from China

Table 2 Comparison of psychiatric and colorectal motility characteristics between constipation-predominant irritable bowel syndrome and functional constipation patients

Variable	IBS-C	FC	P value
ARM
Dyssynergic patterns			> 0.05
I	19	12
II	18	8
III	5	1
IV	14	10
Normal	6	1
Unclassified	7	1
Anorectal sensation thresholds
First constant sensation			> 0.05
Low	2	1
High	38	14
Normal	25	10
Desire to defecate			> 0.05
Low	30	10
High	4	1
Normal	22	10
Sustained urgency			> 0.05
Low	30	12
High	4	1
Normal	29	14
CTT			< 0.05
STC	37	7
RS accumulation	27	22
Normal	37	15
Psychiatric characteristics
Scores			> 0.05
HAMA	11.71 ± 9.48	12.00 ± 9.15
HAMD	11.51 ± 8.61	9.41 ± 0.33
Anxiety			> 0.05
No	34	13
Possible	24	7
Yes	35	13
Depression			< 0.05
No	31	19
Possible	46	9
Yes	15	5

The values are expressed as numbers (n) or mean ± SD. ARM: Anorectal manometry; CTT: Colonic transmit test; IBS-C: Constipation-predominant irritable bowel syndrome; FC: Functional constipation; HAMA: Hamilton anxiety rating scale; HAMD: Hamilton Depression Rating Scale.