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Table 3 Hazard ratio for subsamples (Weibull hazard model)

From: Assessing the outcomes of implantable cardioverter defibrillator treatment in a real world setting: results from hospital record data

  Subsample 1 Subsample 2
  Hazard 95% CI Hazard 95% CI
ICD 0.807 0.710 0.916 0.848 0.747 0.985
Age 1.053 1.049 1.057 1.057 1.049 1.051
Sex 0.705 0.651 0.764 0.681 0.651 0.601
Charlson comorbidity index 1.416 1.369 1.465 1.341 1.279 1.406
Weibull p 0.81 0.791 0.830 0.807 0.780 0.835
Likelihood Ratio (LR) (p-value) 3436.31 (< 0.0000)    1604.94 (< 0.0000)   
  1. All models included 48 dummies for primary diagnosis (coefficients not shown here); ICD: whether patient received an ICD (1) or not (0).