Table 5.

Univariable analysis of clinical covariates

Covariate	n	β (μg/kg/day) [95% CI]	P*
Age	61	−0.1 [−0.2 – 0.1]	0.379
Any Neuromuscular Blocker	28	21.4 [7.2 – 35.6]	0.004
Black Racea	6	35.4 [11.4 – 59.5]	0.005
Dexmedetomidine	20	6.8 [−9.3 – 22.9]	0.399
Tracheal Intubation	55	30.1 [5.8 – 54.4]	0.016
Female	30	−4.1 [−19.3 – 11.1]	0.591
Mechanical Ventilation	57	31.3 [1.7 – 60.9]	0.039
Midazolam	16	3.9 [−13.4 – 21.2]	0.652
Morphine	6	−1.3 [−26.9 – 24.2]	0.917
PICU LOS	61	0.2 [−0.02 – 0.5]	0.07
Surgery	34	0.9 [−14.4 – 16.2]	0.905
Tracheostomy Dependence	7	−18.8 [−42.2 – 4.5]	0.112
Vasopressor Infusion	26	−3.1 [−18.4 – 12.3]	0.690

^*Univariable linear regression;

^a59 patients included, 2 patients of unknown race excluded;

Abbreviations: PICU, Pediatric Intensive Care Unit