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. Author manuscript; available in PMC: 2010 Mar 1.
Published in final edited form as: J Crit Care. 2009 Jan 17;24(1):74–80. doi: 10.1016/j.jcrc.2008.08.011

Table 3.

Relationship between ineffective triggering index and sedation levels

ITI
Mean 95% CI p
Awake Yes (n = 11) 2% 0-10% 0.04
No (n = 24) 11% 6-17%

CAM-ICU Delirium absent (n = 8) 2% 0-11% 0.03
Delirium present (n = 14) 5% 1-12%
Coma (n = 13) 15% 8-22%

RASS For one unit decrease in RASS, ITI increases by 2.7% 0.04

CI: confidence interval

ITI: Ineffective Triggering Index

CAM-ICU: Confusion Assessment Method for the Intensive Care Unit

RASS: Richmond Agitation-Sedation Scale