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Table 1 Patient characteristics

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

Variable OP group (n = 32) Non-OP group (n = 136) P
Age, yc 52.2 ± 14.8 54.7 ± 14.1 0.391a
Sex, nd 19/13 57/79 0.056b
Presence of underlying disease, n (%) 4 (12.5) 28 (20.6) 0.216b
Initial symptom, n (%)    0.591b
 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)  
  1. Abbreviations: OP Cholecystectomy due to recurrent symptoms during follow-up period
  2. aMann–Whitney U test
  3. bχ2 test
  4. cData is presented as mean ± standard deviation
  5. dData is presented a (male/female)