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Table 6 Hazard ratios of late mortality according to age among BIMA patients

From: Lessons learned from the use of 1,977 in-situ bilateral internal mammary arteries: a retrospective study

Age (years)

Hazard Ratio (95% CI)

P-value

50

0.64 (0.51-0.82)

0.0003

55

0.70 (0.58-0.84)

0.0001

60

0.76 (0.65-0.89)

0.0007

65

0.82 (0.68-0.99)

0.0412

66

0.83 (0.69-1.01)

0.0759

67

0.85 (0.6-1.04)

0.1272

68

0.86 (0.6-1.07)

0.1953

69

0.88 (0.70-1.10)

0.2779

70

0.89 (0.70-1.14)

0.3711

75

0.97 (0.70-1.56)

0.8550

80

1.05 (0.70-1.56)

0.7978

  1. For clarity, age categories are shown at 5-year intervals except between the ages of 65 and 70 where they are shown per annum, in order to determine the age between 65 and 70 years at which the benefit of BIMA is no longer statistically significant. This occurs at 66 years of age.
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Journal of Cardiothoracic Surgery

ISSN: 1749-8090

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