Table 4

Results of logistic regression analysis predicting use of various procedures in hospital

Coronary angiographyEchocardiographyRehabilitation
OR (95% CI)p valueOR (95% CI)p valueOR (95% CI)p value
1998 v 19961.36 (0.92, 2.02)0.121.01 (0.66, 1.55)0.950.83 (0.55, 1.26)0.38
Intervention0.92 (0.37, 2.27)0.860.65 (0.28, 1.48)0.291.17 (0.66, 2.08)0.59
Metropolitan21.52 (5.41, 85.61)<0.0013.33 (1.27, 8.74)0.0160.84 (0.49, 1.45)0.53
Age: <65 years (ref)
 65–74 years0.80 (0.62, 1.03)0.0841.32 (0.98, 1.79)0.0700.96 (0.74, 1.25)0.77
75+ years0.35 (0.21, 0.59)<0.0011.30 (0.94, 1.8)0.110.69 (0.50, 0.94)0.022
Male1.55 (1.09, 2.21)0.0161.04 (0.82, 1.31)0.761.03 (0.82, 1.29)0.80
Insurance classification
 Non-chargeable (ref)
 Chargeable1.23 (0.95, 1.6)0.111.47 (0.99, 2.19)0.0570.98 (0.67, 1.43)0.92
 Vet Affairs chargeable1.03 (0.64, 1.65)0.891.58 (1.14, 2.21)0.0081.17 (0.81, 1.69)0.39
Past history of AMI/angina or revascularisation0.68 (0.53, 0.87)0.0040.51 (0.37, 0.71)<0.0010.62 (0.51, 0.75)<0.001
Severe1.56 (1.12, 2.16)0.0101.36 (1.13, 1.64)0.0021.31 (1.08, 1.59)0.007
Diabetes0.76 (0.51, 1.15)0.191.00 (0.75, 1.33)0.980.90 (0.69, 1.17)0.40