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. 2016 Jun 17;11(6):e0157839. doi: 10.1371/journal.pone.0157839

Table 5. Cox proportional hazards regression analysis for predictors of death within 60 days following C. difficile infection or proxy date.

Factor Adjusted Hazard Ratio p value 95% CI1 for Adjusted Hazard Ratio
Lower Upper
Acute myeloid leukaemia not in remission2 2.91 0.017 1.21 7.03
C. difficile infection 35.31 <0.001 11.09 112.50
Age 65 and over 4.33 <0.001 1.97 9.53
Cerebrovascular disease 6.78 0.002 1.97 23.31
Dementia 9.23 0.004 2.08 41.05
Neutropenia at any time 2.94 0.015 1.23 7.00
Interaction term—Neutropenia and C. difficile infection 0.19 0.022 0.04 0.79

1 95% confidence intervals

2 Patients were only classified as being in remission if they were in remission for the full duration of the study.