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Table 6 Length of stay, mechanical ventilation and secondary infections

From: A randomized controlled pilot study to evaluate the effect of an enteral formulation designed to improve gastrointestinal tolerance in the critically ill patient—the SPIRIT trial

  Peptamen® AF (n = 46) Isosource® Energy (n = 44) Treatment effect p value
  n No. of events (pd) n No. of events (pd) Rate ratio (95% CI)  
Secondary infections 46 19 (253 pd) 44 19 (287 pd) 1.13 (0.70 to 1.84) 0.61
  n Median time (95% CI) n Median time (95% CI) HR (95% CI)  
Length of mechanical ventilation, days 46 6.2 (4.8–7.7) 44 7.0 (4.7–9.3) 1.33 (0.83–2.11) 0.23
Length of ICU stay, days 46 7.0 (5.3–8.7) 44 10.0 (6.6–13.4) 1.27 (0.81–2.02) 0.30
Length of hospital stay, days 46 31.0 (27.0–35.0) 44 36.0 (29.9–42.1) 1.01 (0.54–1.89) 0.97
  1. CI confidence interval, HR hazard ratio, ICU intensive care unit, pd person days