Table 5

TPF (sensitivity) and The FPF (1 – specificity) for all possible cut points and protocols
Cut point A. 120 kVp B. 80 kVp C. 80 kVp
TPF (1-FNF) FPF (1-TNF) TPF (1-FNF) FPF (1-TNF) TPF (1-FNF) FPF (1-TNF)
0-1 0.678 0.372 0.731 0.357 0.766 0.287
1-2 0.608 0.271 0.708 0.209 0.743 0.163
2-3 0.421 0.109 0.614 0.031 0.655 0.016
3-4 0.211 0.000 0.462 0.000 0.532 0.000
Cut point A*. 120 kVp B*. 80 kVp C*. 80 kVp
TPF (1-FNF) FPF (1-TNF) TPF (1-FNF) FPF (1-TNF) TPF (1-FNF) FPF (1-TNF)
0-1 0.608 0.326 0.655 0.132 0.749 0.178
1-2 0.561 0.194 0.655 0.078 0.737 0.109
2-3 0.433 0.085 0.596 0.000 0.673 0.000
3-4 0.298 0.000 0.509 0.000 0.591 0.000

Holm et al.

Holm et al. BMC Medical Imaging 2012 12:20   doi:10.1186/1471-2342-12-20

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