Sphincter of Oddi dysfunction: Psychosocial distress correlates with manometric dyskinesia but not stenosis

Table 1 Clinical features of the post-cholecystectomy patient subgroups of SO dyskinesia, SO stenosis with or without dyskinesia and normal SO motility (mean ± SD) n (%)

	SO dyskinesia (n = 33)	SO stenosis (n = 18)	Normal SO motility (n = 21)
Age (yr)	45 ± 10	44 ± 13	48 ± 16
Gender: % female	91	89	86
SOD
Type I	2 (6)	2 (11)	0 (0)
Type II	19 (58)	12 (67)	14 (67)
Type III	12 (36)	4 (22)	7 (33)

Table 2 Clinical, psychosocial and demographic variables which significantly differentiated between SO dyskinesia and normal SO motility in postcholecystectomy patients: logistic regression model of best fit

	Effect size and significance
	B	SE	P-value
Female sex	5.023	1.981	0.01
Frequent suppression of anger1	2.399	1.239	0.05
Frequent use of mature coping strategies1	0.232	0.085	0.006
Frequent use of immature coping strategies1	0.03	0.057	0.026
Infrequent use of neurotic coping strategies1	0.004	0.266	0.091
Higher occupational status of father	1.475	0.588	0.01
Neuroticism (stress-proneness)	4.901	4.901	0.02

¹See text for further details; Model variance explained = 36.3%; B: Regression coefficient.