Ability of lactulose breath test results to accurately identify colorectal polyps through the measurement of small intestine bacterial overgrowth

Table 1 Demographics and comorbidity of the study subjects, n (%)

	Overall (N = 382)	Polyps (n = 169)	Non-polyps (n = 213)	P value
Age, yr	57.0 ± 14.0	62.1 ± 11.7	53.0 ± 14.4	0
19-45	70 (18)	11 (7)	59 (28)	0
46-60	150 (39)	65 (38)	85 (40)	0.428
61-92	162 (43)	93 (55)	69 (32)	0
Male	213 (56)	108 (64)	105 (49)	0.003
Bilestone	34 (9)	18 (11)	16 (8)	0.187
Constipation	67 (18)	38 (22)	29 (14)	0.017
Diabetes	53 (14)	32 (19)	21 (10)	0.008
Fatty liver/cirrhosis	127 (33)	70 (41)	57 (27)	0.002
FGID	37 (10)	9 (5)	28 (13)	0.007
GERD	54 (14)	19 (11)	35 (16)	0.096
Hyperlipidemia	60 (16)	33 (20)	27 (13)	0.046
Hypertension	108 (28)	64 (38)	44 (21)	0
Hyperuricemia	42 (11)	20 (12)	22 (10)	0.38
IBS	49 (13)	14 (8)	35 (16)	0.013
PU	31 (8)	24 (14)	7 (3)	0

Values presented as mean ± SD, or n (%) of observations. P values were from one-side Fisher exact statistics, with bold font for those less than 0.05. FGID: Functional gastrointestinal disorders; GERD: Gastroesophageal reflux disease; IBS: Irritable bowel syndrome; PU: Peptic ulcer.