Table 6.

Spearman or Kendall (for categorical, binary or ordinal variables) correlations between select characteristics and days from CDI diagnosis to death.

Variable	ρ/τ	p Value
Age	−0.15	0.0024
Malignancy	0.08	0.038
WBC count	−0.17	0.0005
Neutrophil count	−0.30	<0.0001
CRP	−0.27	<0.0001
Serum creatinine	−0.18	0.0005
Complications (without deaths)	0.11	0.0093
Cognitive impairment	−0.14	0.0008

CRP C–reactive protein; WBC white blood cell, included only variables with p < 0.05.