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Table 8 Deaths and standardised mortality ratio (SMR)

From: Cholecystectomy in Sweden 2000 – 2003: a nationwide study on procedures, patient characteristics, and mortality

Open cholecystectomy
Days after index admission 0–90 91–365
Age, years Patients Deaths SMR CI 95% Deaths SMR CI 95%
0–64 6823 38 6.84 4.84–9.39 39 2.34 1.66–3.20
65–69 1230 17 3.95 2.30–6.32 22 1.70 1.07–2.58
70–79 2539 69 3.43 2.67–4.35 56 0.93 0.70–1.21
≥80 1336 114 3.65 3.01–4.38 68 0.72 0.56–0.92
Total   238 3.89 3.41–4.41 185 1.01 0.87–1.16
Laparoscopic cholecystectomy
Days after index admission 0–90 91–365
Age, years Patients Deaths SMR CI 95% Deaths SMR CI 95%
0–64 25822 7 0.46 0.18–0.94 31 0.67 0.46–0.96
65–69 2068 4 0.61 0-17-1.57 16 0.82 0.47–1.33
70–79 2712 17 0.91 0.53–1.46 26 0.47 0.30–0.68
≥80 542 9 0.90 0.41–1.71 11 0.37 0.18–0.66
Total   37 0.73 0.52–1.01 84 0.56 0.44–0.69