Table 2 |
|||
|
Sensitivity and specificity of various breath carbon monoxide (BCO) cutoff levels |
|||
|
CO cut-off ≥ (p.p.m.) |
Sensitivity |
Specificity |
(Sensitivity + specificity)/2 |
|
|
|||
|
1 |
1.000 |
0.000 |
0.50 |
|
2 |
1.000 |
0.367 |
0.68 |
|
3 |
0.996 |
0.700 |
0.85 |
|
4 |
0.996 |
0.883 |
0.94 |
|
5 |
0.996 |
0.933 |
0.96 |
|
6 |
0.988 |
0.933 |
0.96 |
|
7 |
0.960 |
0.933 |
0.95 |
|
8 |
0.912 |
0.933 |
0.92 |
|
9 |
0.888 |
0.950 |
0.92 |
|
10 |
0.855 |
0.967 |
0.91 |
|
|
|||
|
MacLaren et al. Population Health Metrics 2010 8:2 doi:10.1186/1478-7954-8-2 |
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