. Author manuscript; available in PMC: 2013 Aug 1.

Published in final edited form as: Am J Gastroenterol. 2013 Jan 8;108(2):270–276. doi: 10.1038/ajg.2012.414

Table 4.

Age-adjusted Association between Prior Day's Alcohol Intake and GI Symptoms Presented Separately for Between- and Within-Person Variation among Women with IBS

GI symptoms	Prior Day's Alcohol Intake^a (n = 143)
	Between-Person Variation		Within-Person Variation

	Coefficient (SE)^b	p-value	Coefficient (SE)^b	p-value
Abdominal Pain	1.07 (0.62)	0.08	-0.07 (0.15)	0.64
Bloating	0.57 (0.08)	0.48	0.01 (0.15)	0.99
Intestinal gas	0.76 (0.64)	0.24	-0.08 (0.12)	0.53
Constipation	0.31 (0.90)	0.73	0.01 (0.15)	0.96
Diarrhea	1.46 (0.59)	0.01	0.26 (0.18)	0.16
Nausea	2.35 (0.57)	<0.001	0.10 (0.17)	0.54
Stomach pain	1.98 (0.65)	0.002	0.05 (0.15)	0.76
Heartburn	0.21 (0.90)	0.82	-0.04 (0.15)	0.76
Indigestion	2.16 (0.71)	0.002	-0.16 (0.14)	0.25

Alcohol intake comparing 4+ vs. <4 drinks in a day

Coefficients are the log odds of developing the GI symptom