2. Materials and methods
2.1. Study population
2.1.1. Inclusion criteria
(1) The presence of drooling regardless of its severity and
frequency. Drooling was defined as a presence of saliva beyond the
lower lip margin or a string of saliva falling from the mouth for
more than 2 s,(2) four to eighteen years old,(3) diagnosis of mild to
moderate neurological disorder Good cooperation allowing for DQ
measurement in two 10-min sessions, (4) family communicates in
English or French.
Exclusion criteria: (1) absence of drooling, (2) patients less than
four years old or more than eighteen years old, (3) presence of
severe motor dysfunction, (4) inability to obtain the DQ score or to
follow the steps required in measurement procedures, (5)
children/caregivers do not communicate in French or English,
(6) incomplete medical records or missing data on any of the
measurement outcomes.