Table 1.

Demographic and clinical data for patients in the pre-intervention and post-intervention groups. Data expressed as median (Q1, Q3) or n (%).

Variable	Pre-intervention group (N=190)	Post-intervention group (N=144)
Age (years)	3.9 (0.7, 10.6)	4.1 (1.0, 12.6)
Weight (kg)	13.9 (7.7, 31.2)	16.2 (8.8, 36.2)
Sex (Female)	75 (39.5)	57 (39.6)
PIM 3	−4.5 (−5.3, −3.3)	−4.4 (−5.3, −3.2)
Diagnostic category
Respiratory	67 (35.3)	56 (38.9)
Neurologic	33 (17.4)	19 (13.2)
Sepsis/shock	19 (10)	10 (6.9)
Elective surgical procedure	64 (33.7)	51 (35.4)
Others	7 (3.7)	8 (5.6)
Mortality	12 (8.3)	8 (5.6)
Tracheostomy during PICU stay	15 (7.9)	2 (1.4)
ECMO therapy
VV	10 (5.3)	2 (1.4)
VA	1 (0.5)	1 (0.7)

PIM3 = pediatric index of mortality 3. ECMO = extracorporeal membrane oxygenation. VV = venovenous, VA = venoarterial.