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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