Table 3 . Evaluation of participants by in-hospital mortality and ICU admission (continued) .
|
Variable |
D-dimer |
Lactate |
NEWS2 |
NEWS2 + lactate |
NEWS2 + D-dimer |
NEWS2 + lactate + D-dimer |
|
ICU admission |
||||||
|
AUC (95% CI) |
0.745 (0.658–0.832) |
0.589 (0.469–0.710) |
0.760 (0.675–0.845) |
0.774 (0.690–0.859) |
0.776 (0.692–0.860) |
0.778 (0.694–0.862) |
|
p value |
< 0.001 |
0.124 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
|
Cut-off level |
0.16 |
1.65 |
2.50 |
4.55 |
3.16 |
6.40 |
|
Sensitivity (%) |
85.7 |
57.1 |
85.7 |
82.1 |
85.7 |
67.9 |
|
Specificity (%) |
63.0 |
58.8 |
56.9 |
64.4 |
63.4 |
79.6 |
|
PPV (%) |
23.1 |
15.2 |
20.5 |
23.0 |
23.3 |
30.2 |
|
NPV (%) |
97.1 |
91.4 |
96.9 |
96.5 |
97.2 |
95.0 |
|
Mortality |
||||||
|
AUC (95% CI) |
0.768 (0.671–0.865) |
0.695 (0.563–0.827) |
0.735 (0.634–0.836) |
0.757 (0.647–0.867) |
0.752 (0.656–0.848) |
0.764 (0.655–0.873) |
|
p value |
0.001 |
0.067 |
0.003 |
0.001 |
0.002 |
0.001 |
|
Cut-off level |
0.17 |
1.65 |
2.5 |
4.15 |
3.16 |
4.54 |
|
Sensitivity (%) |
92.9 |
71.4 |
85.7 |
85.7 |
85.7 |
85.7 |
|
Specificity (%) |
61.7 |
58.7 |
54.3 |
55.7 |
60.4 |
57.8 |
|
PPV (%) |
12.9 |
9.5 |
10.3 |
10.5 |
11.7 |
11.0 |
|
NPV (%) |
99.3 |
97.1 |
98.4 |
98.5 |
98.6 |
98.5 |