Abbreviations: IQR: interquartile range.
a p-value was determined using Chi-square or Fisher’s
exact tests for categorical variables and Wilcoxon rank sum tests for
continuous variables.
b Category of “Other” race includes children with
EMR race of more than 1 race category (10.0%), Asian (2.1%), American
Indian and Alaska Native (1.3%), Pacific Islander (0.2%), Other
(0.3%), and Refused or Unknown (3.1%).
c Represents each child’s maximum number of complex
chronic conditions over all encounters within the 3 year study period.
d Home ventilator use was defined at the time of first
Pulmonary clinic visit after initial hospital discharge as the
requirement, when well, for mechanical ventilation for any portion of
the day or night and lasting for any duration of time after initial
discharge with tracheostomy until 3 years after placement. Initial
hospital discharge typically occurs several months after tracheostomy
placement at our institution.
e p-value was determined using a generalized linear
model.