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Table 2 Development and external validation of prediction equations

From: Development and validation of an equation to predict the incidence of coronary heart disease in patients with type 2 diabetes in Japan

  n β HR Discrimination; C-statistic (95% CI) Calibration
Hospital A 572 1.39 4.0 (1.2–13.7) 0.734 (0.630–0.839) 0.292
Hospital B 285 0.809 (0.721–0.897) 0.006