Table 3 PCT plasma levels in COVID-19 ICU patients: it shows differences between survivors and non-survivors for PCT plasma level each time points with Wilcoxon sign rank test, Two-way ANOVA during the time, mixed model coefficients, and Area Under the Receiving Operator sensitivity and specificity for the primary outcome
From: Point-of-care pancreatic stone protein measurement in critically ill COVID-19 patients
PCT ng/ml | T0 (21 patients survived) | T1 (21 patients survived) | T2 (21 patients survived) | T3 (21 patients survived) |
|---|---|---|---|---|
Survivors (mean ± st. dev) | 0.16 ± 0.15 | 0.40 ± 0.63 | 0.16 ± 0.12 | 0.11 ± 0.040 |
Nonsurvivors (mean ± st. dev) | 4.46 ± 9.08 | 5.67 ± 14.05 | 1.975 ± 4.49 | 0.97 ± 1.60 |
P | 0.0452 | 0.7711 | 0.2217 | 0.1950 |
| Â | Â | Â | Two-way ANOVA | P 0.0176 |
| Â | PCT | Mortality | Timing | Cons |
Correlation coefficient (Rrm) | 1.44 | 3.03 | -0.240 | 1.09 |
P | 0.022* | 0.014* | 0.299 | 0.343 |
| Â | T0 | T1 | T2 | T3 |
AUROC | 0.7396 | 0.5476 | 0.6625 | 0.6307 |
P value | 0.540 | 0.458 | 0.352 | 0.248 |
Sensitivity | 37.50 | 14.29% | 25.00% | 37.50 |
Specificity | 100.00% | 100.00% | 100.00% | 100.00% |
Positive predictive value | 100.00% | 100.00% | 100.00% | 100.00% |
Negative predictive value | 70.59% | 66.67% | 62.50% | 68.75% |
Correctly classified | 75% | 68.42% | 66.67% | 73.68% |