Long-term follow-up of non-operated patients with symptomatic gallbladder stones: a retrospective study evaluating the role of Hepatobiliary scanning

Table 1 Patient characteristics

Variable	OP group (n = 32)	Non-OP group (n = 136)	P
Age, y^c	52.2 ± 14.8	54.7 ± 14.1	0.391^a
Sex, n^d	19/13	57/79	0.056^b
Presence of underlying disease, n (%)	4 (12.5)	28 (20.6)	0.216^b
Initial symptom, n (%)			0.591^b
Biliary colic	12 (37.5)	38 (27.9)
Epigastric discomfort	18 (56.3)	84 (61.9)
Indigestion	1 (3.1)	11 (8.2)
Fat intolerance	1 (3.1)	3 (2.2)

Abbreviations: OP Cholecystectomy due to recurrent symptoms during follow-up period
^aMann–Whitney U test
^bχ² test
^cData is presented as mean ± standard deviation
^dData is presented a (male/female)

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