Table 2 Screening parameters according to each cut-off point of prehospital score
From: Prehospital score for acute disease: a community-based observational study in Japan
Cut off point | %Sensitivity | %Specificity | %PPV | %NPV |
|---|---|---|---|---|
>=1 | 97.1 | 13.4 | 38.7 | 89.1 |
>=2 | 96.5 | 15.9 | 39.3 | 89.0 |
>=3 | 86.6 | 43.2 | 46.2 | 85.1 |
>=4 | 83.4 | 50.0 | 48.3 | 84.1 |
>=5 | 67.0 | 70.8 | 56.4 | 79.2 |
>=6 | 55.5 | 81.8 | 63.2 | 76.5 |
>=7 | 42.8 | 89.9 | 70.6 | 73.6 |
>=8 | 31.3 | 95.1 | 78.2 | 71.1 |
>=9 | 22.2 | 97.9 | 85.8 | 69.1 |
>=10 | 14.1 | 99.3 | 91.8 | 67.2 |
>=11 | 10.1 | 99.9 | 95.6 | 66.3 |
>=12 | 6.0 | 100 | 98.9 | 65.4 |
>=13 | 5.0 | 100 | 100 | 65.1 |
>=14 | 2.0 | 100 | 100 | 64.4 |