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Table 3 Test of proportional-hazards assumption (R version 3.6.1)

From: Predictors of time-to-death on children in Tigray regional state, Ethiopia: a retrospective cross sectional study

Predictor variable Chisq Df Prob>Chisq
Wealth index combined 0.74 2 0.69
Mother’s age 0.07 1 0.79
Mother’s education level 0.88 3 0.83
Water drink source 0.9 1 0.34
Place of residence 2.2 1 0.14
Mother’s marital status 2.5 2 0.28
Gender of child status 0.0022 1 0.96
Child vaccination status 0.62 1 0.43
Global test 9 12 0.70
  1. N.B chisq refers to chi-square statistic value, DF refers to degree of freedom, Prob>Chisq refers to P-value