Table 6. Sensitivity, specificity, PPV, PNV of MDW (a) and PCT (b) in predicting sepsis.
a) | ||||
Variable | Sensitivity, % (95%CI) | Specificity, % (95%CI) | PPV, % (95%CI) | NPV, % (95%CI) |
MDW>19 | 100 (96.5–100) | 22.6 (16.3–30.3) | 46.7 (40–53.4) | 100 (90–100) |
MDW>20 | 98.1 (93.3–99.8) | 41.9 (34.1–50.1) | 53.4 (46.1–60.6) | 97.0 (89.6–99.6) |
MDW>21 | 95.2 (82.2–98.4) | 59.4 (51.2–67.2) | 61.3 (53.4–68.9) | 94.8 (88.4–98.3) |
MDW>22 | 94.3 (88.0–97.9) | 69.7 (61.8–76.8) | 67.8 (59.6–75.3) | 94.7 (88.9–98.0) |
MDW>23 | 81.9 (73.2–88.7) | 77.4 (70.0–83.7) | 71.1 (62.1–79.0) | 86.3 (79.5–91.6) |
MDW>24 | 68.6 (58.8–77.3) | 86.5 (80.0–91.4) | 77.4 (67.6–85.4) | 80.2 (73.4–86.0) |
MDW>25 | 54.3 (44.3–64.0) | 91.6 (86.1–95.5) | 81.4 (70.3–89.7) | 74.7 (67.9–80.7) |
MDW>26 | 41.0 (31.5–51.0) | 93.5 (88.5–96.9) | 81.1 (68.0–90.6) | 70.0 (63.3–76.2) |
MDW>27 | 29.5 (21.0–39.2) | 94.2 (89.3–97.3) | 77.5 (61.5–89.2) | 66.4 (59.7–72.6) |
MDW>28 | 22.9 (15.2–32.1) | 96.8 (92.6–98.9) | 82.8 (64.2–94.2) | 64.9 (58.4–71.1) |
MDW>29 | 18.1 (11.3–26.8) | 98.7 (95.4–99.8) | 90.5 (69.6–98.8) | 64.0 (57.6–70.1) |
MDW>30 | 15.2 (9.0–23.6) | 98.7 (95.4–99.8) | 88.9(65.3–98.6) | 63.2 (56.8–69.3) |
MDW>31 | 13.3 (7.5–21.4) | 99.4 (96.5–100) | 93.3 (68.1–99.8) | 62.9 (56.5–68.9) |
b) | ||||
PCT>0.5 | 85.6 (77.3–91.7) | 77.9 (69.1–85.1) | 78.1 (69.4–85.3) | 85.4 (77.1–91.6) |
PCT>1 | 82.7 (74.0–89.4) | 86.7 (79.1–92.4) | 85.1 (76.7–91.4) | 84.5 (76.6–90.5) |
PCT>2 | 72.1 (62.5–80.5) | 89.4 (82.2–94.4) | 86.2 (77.1–92.7) | 77.7 (69.6–84.5) |