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Table 2 Predictor matrix

From: Prostate cancer: net survival and cause-specific survival rates after multiple imputation

  Cause of death Age PSA diag. cT cN cM First treat. Gleason pT pN PSA after treat. T new N new d’Amico
Cause of death 0 1 1 0 0 1 1 1 0 0 1 1 1 1
Age 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PSA diag. 0 1 0 1 1 1 0 1 0 0 0 0 0 0
cT 0 1 1 0 0 0 0 1 0 0 0 0 0 0
cN 0 1 1 1 0 1 0 1 0 0 1 1 0 1
cM 0 1 1 1 0 0 0 1 0 0 0 0 0 0
First treat. 0 1 1 1 1 1 0 1 0 0 0 0 0 1
Gleason 0 1 1 0 1 1 1 0 0 0 0 1 0 0
pT 0 1 0 1 0 1 1 0 0 0 0 0 0 0
pN 0 1 0 1 0 1 1 0 0 0 0 0 0 0
PSA after treat. 0 1 1 0 0 1 1 0 0 0 0 1 0 0
T new 0 0 0 0 0 0 0 0 0 0 0 0 0 0
N new 0 0 0 0 0 0 0 0 0 0 0 0 0 0
d’Amico 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  1. The rows correspond to variables to impute and the columns to the predictor. A 1 indicates that the column variable is used as a predictor to impute the row variable Diag. diagnosis, treat. treatment