The Use of Nurse Checklists in a Bedside Computer-Based Information System to Focus on Avoiding Secondary Insults in Neurointensive Care

Table 4

Sensitivity and specificity for the checklist assessments.

Checklist assessment	ICP		CPP		Temperature
	Yes	No	Yes	No	Yes	No
>5% of GMT	58^1	129^4	34^1	56^4	97^1	51^4
	(16%)	(35%)	(9%)	(15%)	(27%)	(14%)
<5% of GMT	0^3	179^2	2^3	282^2	25^3	183^2
		(49%)	(1%)	(75%)	(7%)	(52%)
Sensitivity	31%		38%		66%
>5% of GMT	(58^1/187^1+4=0.31)		(34^1/90^1+4=0.38)		(97/148^1+4=0.66)
Specificity	100%		99%		88%
<5% of GMT	(179^2/179^2+3=1.0)		(282^2/284^2+3=0.99)		(183^2/208^2+3=0.88)

A secondary insult was defined to have occurred if >5% of GMT had been spent at insult level according to the collected minute-by-minute monitoring data.
(1) Number of true positive checklist assessments.
(2) Number of true negative checklist assessment.
(3) Number of false positive checklist assessments.
(4) Number of false negative checklist assessments.
ICP: intracranial pressure.
CPP: cerebral perfusion pressure.