Table 3.

Performance of the PELOD-2 score according to study days

	Day 1	Day 2	Day 5	Day 8	Day 12
Number of patients	443	411	295	231	165
Mortality rate	119 (27 %)	98 (24 %)	67 (23 %)	51 (22 %)	41 (25 %)
PELOD-2 (median, IQR)	7 (5;10)	7 (5;10)	7 (4;9)	6 (3;9)	6 (3;9)
AUC (95 % CI)	0.76 (0.71–0.81)	0.78 (0.73–0.84)	0.74 (0.67–0.81)	0.74 (0.66–0.82)	0.77 (0.68–0.85)
Hosmer–Lemeshow test	p = 0.76	p = 0.63	p = 0.09	p = 0.30	p = 0.77

PELOD-2 score PEdiatric Logistic Organ Dysfunction-2 score, IQR interquartile range, AUC area under receiver the operating characteristic curve