The Efficacy of Short-Duration Polyethylene Glycol plus Electrolytes for Improving Bowel Preparation of Colonoscopy in Patients with Chronic Constipation

Table 3

Improvement of SBMs, stool consistency, and constipation symptoms in number of BMs/week, gender, and age.

	Case number	Improvement rate of SBMs/week	value	Improvement rate of stool consistency	value	Improvement rate of constipation symptoms	value
Overall, (%)	106	62 (58.5)		96 (90.6)		63 (59.4)
<3 BMs/week, (%)	27	21 (77.8)	0.01	24 (88.9)	0.72	12 (44.4)	0.06
3-6 BMs/week, (%)	79	41 (51.9)		72 (91.1)		51 (64.6)
Male, (%)	56	30 (53.6)	0.27	50 (89.3)	0.63	33 (58.9)	0.91
Female, (%)	50	32 (64.0)		46 (92.0)		30 (60.0)
≤74 years old, (%)	68	37 (54.4)	0.25	60 (88.2)	0.27	43 (63.2)	0.28
≥75 years old, (%)	38	25 (65.8)		36 (94.7)		20 (52.6)

SBM: spontaneous bowel movement; BM: bowel movement.