Hartley et al reported scores for evaluating patients infected with Ebola virus. One score is used at triage and a second is used thereafter. The authors are from GOAL Global (Dublin), University of Lausanne and Institute of Social and Preventive Medicine in Lausanne.
Patient selection: patient presenting with Ebola
Parameters:
(1) age in years
(2) hemorrhage
(3) disorientation
(4) days spent in Ebola treatment center (ETC)
Parameter
Finding
Points
age in years
< 5 years
4
5 to 25 years
0
> 25 years
4
hemorrhage
no
0
yes
6
disorientation
no
0
yes
10
number of days
-1 * (number of days
total score =
= SUM(points for all of the parameters)
Interpretation:
• minimum score: <= -14
• maximum score: 24
Total Score
Risk
<= -6
low
-5 to 3
medium
>= 4
high
Total Score
Mortality Rate
<= -10
0%
-8
1%
-6
3%
-4
9%
-2
22%
0
48%
2
72%
4
89%
6
96%
8
98%
10
99%
>= 12
100%
Performance:
• The area under the ROC curve is 0.98.
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