| Not proven CRBSI | Proven CRBSI | P |
---|---|---|---|
 | n = 20 |    n = 26 |  |
Time elapsed from ICU admission [days; mean (SD)] | 10.70 (2.62) | 11.77 (3.31) | 0.242a |
Catheter in place [days; mean (SD)] | 8.25 (1.41) | 8.73 (2.05) | 0.375a |
Presence of SIRS [no (%)] | 20 (100) | 26 (100) | 1.0 b |
WBC count 10 3/μl; mean (SD)] | 14.68 (3.8) | 15.37 (6.03) | 0.658a |
CRP [mg/dl; median (IQR)] | 12.75 (7.93-18.33) | 15.78 (10.59-21.48) | 0.236c |
SOFA score [mean (SD)] | 5.85 (2.41) | 7.19 (2.70) | 0.087a |
Shock [no (%)] | 9 (45.0) | 14 (53.8) | 0.552b |
PCT [ng/ml; median (IQR)] | |||
D-4 (20/26) d | 0.15 (0.10-0.20) | 0.20 (0.10-0.50) | 0.289c |
D-3 (20/26) d | 0.10 (0.10-0.28) | 0.25 (0.10-0.63) | 0.017c |
D-2 (20/26) d | 0.10 (0.10-0.20) | 0.50 (0.20-1.40) | <0.001c |
D-1 (20/26) d | 0.10 (0.10-0.30) | 0.75 (0.40-2.50) | <0.001c |
D0 (20/26) d | 0.10 (0.10-0.27) | 7.70 (2.50-11.43) | <0.001c |
ΔPCTD-4, D0 | 0.00 (−0.90-0.40) | 7.05 (2.40-10.43) | <0.001c |
ΔPCTD-3, D0 | 0.00 (−0.90-0.40) | 6.45 (2.40-10.30) | <0.001c |
ΔPCTD-2, D0 | 0.00 (−0.60-0.40) | 5.55 (2.23-9.93) | <0.001c |
ΔPCTD-1, D0 | 0.00 (−0.40-0.10) | 4.85 (1.00-9.28) | <0.001c |
Diagnosis of CRBSI | Â | Â | Â |
Criterion 1 [no (%)] | _ | 6 (23.1) | Â |
Criterion 2 [no (%)] | _ | 10 (38.5) | Â |
Both criteria (1 + 2) [no (%)] | _ | 10 (38.5) |  |