Table 4

Proportion of patients reporting at least one complication by operation

Surgery type

NHS

ISTC

Adjusted odds ratio

95% CI

P-value


N (%)

N (%)


Cataract surgery

58 (11.5)

9 (3.9)

0.32

0.14 to 0.70

0.004

Hernia repair

79 (24.4)

8 (16.7)

0.46

0.32 to 0.66

<0.001

Varicose vein

83 (41.5)

13 (36.1)

0.75

0.42 to 1.3

0.3

Hip replacement

87 (33.9)

41 (29.1)

0.87

0.52 to 1.5

0.6

Knee replacement

112 (39.6)

39 (24.5)

0.43

0.27 to 0.69

<0.001


Browne et al. BMC Health Services Research 2008 8:78   doi:10.1186/1472-6963-8-78

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