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. Author manuscript; available in PMC: 2019 Aug 16.
Published in final edited form as: Crit Care Resusc. 2019 Mar;21(1):39–44.

Table 3:

Logistic regression for the VITdAL-ICU cohort. The comparison group was those patients who developed persistent critical illness.

Compared to those who developed Persistent Critical Illness
Alive and discharged before Persistent Critical Illness Dead before onset of Persistent Critical Illness
RRR 95% CI RRR 95%CI

25-hydroxyvitamin D (per ng/mL) 1.03 0.98–1.08 0.96 0.89–1.04

Age (per year) 1.01 1.00–1.03 1.03 1.01–1.06
SAPs II (per point) 1.00 0.99–1.01 1.01 0.99–1.02
Charlson Comorbidity Index (per point) 0.93 0.84–1.04 1.02 0.88–1.18
TISS-28 (per point) 0.92 0.89–0.95 1.09 1.03–1.14
Treatment
  Yes (vs Placebo) 1.19 0.79–1.80 1.34 0.72–2.52
ICU type (vs Medical ICU)
 Neuro 1.02 0.53–1.99 0.53 0.20–1.43
 Cardiosurgical 0.73 0.40–1.32 0.14 0.06–0.33
 Mixed Surgical ICU 0.53 0.28–0.99 0.17 0.07–0.41

SAPS II: Simplified acute physiology score; TISS-28: Therapeutic Intervention Score; ICU: Intensive care unit; RRR: relative risk ratio