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Table 3 Survival analysis for hospital mortality in the sepsis cohort (left) and the trauma cohort (right)

From: Vitamin D deficiency and risk of acute lung injury in severe sepsis and severe trauma: a case-control study

Characteristics Sepsis cohort Trauma cohort
  HR 95% CI P-value HR 95% CI P-value
Age (increment of one year) 1.02 1.00 to 1.05 0.100 1.04 1.01 to 1.08 0.019
Gender (male versus female) 1.19 0.67 to 2.12 0.552 1.16 0.37 to 3.62 0.794
Diabetes (yes versus no) 1.14 0.64 to 2.02 0.663 0.82 0.22 to 3.05 0.768
Smoking (never versus ever) 0.82 0.44 to 1.54 0.543 0.90 0.31 to 2.66 0.855
Vitamin D levelsa 0.74 0.53 to 1.05 0.092 0.59 0.30 to 1.19 0.140
Season (winter versus summer) 0.86 0.48 to 1.54 0.618 0.85 0.27 to 2.73 0.787
  1. Abbreviations: HR hazard ratio, CI confidence interval.
  2. athird versus first quartile; sepsis cohort: 58.9 versus 27.6 nmol/L; trauma cohort: 71.9 versus 37.2 nmol/L.