|
Trajectories
|
AUC
|
95% CI
|
SN
|
SP
|
PPV
|
NPV
|
|---|
|
CRP > 50 mg/l
|
|
Between any 2 days
|
0.84*
|
0.79–0.89
|
90.9
|
77.6
|
32.7
|
98.6
|
|
From POD 1 to POD 2
|
0.83*
|
0.76–0.88
|
86.4
|
80.3
|
34.5
|
98.0
|
|
From POD 2 to POD 3
|
0.85*
|
0.80–0.90
|
81.8
|
88.5
|
46.1
|
97.6
|
|
From POD 3 to POD 4
|
0.81*
|
0.75–0.86
|
72.7
|
89.6
|
45.6
|
96.5
|
|
From POD 4 to POD 5
|
0.78*
|
0.71–0.83
|
59.1
|
96.2
|
64.9
|
95.2
|
|
PCT > 0.5 ng/ml
|
|
Between any 2 days
|
0.93*
|
0.88–0.96
|
95.5
|
89.6
|
52.4
|
99.4
|
|
From POD 1 to POD 2
|
0.79*
|
0.73–0.84
|
68.2
|
89.6
|
44.0
|
95.9
|
|
From POD 2 to POD 3
|
0.86*
|
0.80–0.90
|
77.3
|
94.5
|
62.9
|
97.2
|
|
From POD 3 to POD 4
|
0.87*
|
0.81–0.91
|
77.3
|
96.2
|
70.8
|
97.2
|
|
From POD 4 to POD 5
|
0.92*
|
0.87–0.95
|
86.4
|
97.3
|
79.1
|
98.3
|
|
WBC > 1.0 (× 1000/mm3)
|
|
Between any 2 days
|
0.75*
|
0.68–0.80
|
100
|
49.2
|
19.1
|
100
|
|
From POD 1 to POD 3
|
0.72*
|
0.65–0.78
|
86.4
|
57.4
|
19.5
|
97.2
|
|
From POD 3 to POD 5
|
0.84*
|
0.78–0.89
|
90.9
|
77.0
|
32.2
|
98.6
|
- CRP C-reactive protein, PCT procalcitonin, WBC white blood cell count, SN sensitivity, SP specificity, PPV positive predictive value, NPV negative predictive value, POD post-operative day
- *Statistically significant different AUC from the reference diagonal line at p value < 0.05
