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Table 4 Utility of treatments

From: Comparative cost-effectiveness of surgery, angioplasty, or medical therapy in patients with multivessel coronary artery disease: MASS II trial

Period (month) PCI (n = 194) Mean ± SD Imputation, n (%) MT (n = 197) Mean ± SD Imputation, n (%) CABG (n = 188) Mean ± SD Imputation n, (%)
Baseline 0.77 ± 0.84 [0.76] 0 (0) 0.76 ± 0.72 [0.76] 0 (0) 0.75 ± 0.07 [0.72] 0 (0)
6 0.79 ± 0.16 [0.79] 5 (2.6) 0.78 ± 0.11 [0.78] 3 (1.5) 0.78 ± 0.13 [0.77] 4 (2.2)
12 0.78 ± 0.19 [0.81] 4 (2.2) 0.77 ± 0.15 [0.78] 5 (2.6) 0.78 ± 0.16 [0.77] 6 (3.3)
24 0.76 ± 0.21 [0.80] 4 (2.2) 0.73 ± 0.22 [0.76] 9 (4.9) 0.76 ± 0.18 [0.78] 12 (6.7)
36 0.77 ± 0.21 [0.81] 5 (2.7) 0.69 ± 0.27 [0.76] 11 (6.3) 0.76 ± 0.21 [0.80] 14 (8.6)
48 0.75 ± 0.24 [0.81] 12 (6.7) 0.66 ± 0.30 [0.76] 10 (6.1) 0.74 ± 0.24 [0.79] 13 (7.9)
60 0.72 ± 0.29 [0.81] 8 (4.7) 0.65 ± 0.31 [0.75] 8 (4.9) 0.72 ± 0.28 [0.78] 11 (6.6)
  1. Values in brackets represent medians; 5000 replications
  2. MT medical treatment, PCI percutaneous coronary intervention, CABG coronary artery bypass graft, CI confidence interval, SD standard deviation