Table 4.

Open Label Pre-and Post-Treatment scores for Participants who completed LWT Treatment

	Living with Tics (N =19)
Measure	Pre-treatment Mean (SD)	Post-Treatment Mean (SD)	Paired T- Test	p	ES
Tic Symptom Severity & Impairment
YGTSS Impairment Score	26.32 (7.61)	10.53 (9.11)	5.28	< 0.001	1.21
YGTSS Total Tic Score	21.79 (9.13)	16.11 (9.47)	2.33	0.031	0.54
CTIM-P Tic Impairment Score	16.97 (13.77)	7.71 (8.35)	3.95	0.001	0.91
Co-Occurring Symptom Severity
CY-BOCS Total Score	12.16 (7.85)	6.05 (7.55)	3.75	0.001	0.86
MASC Total Score T-Score	43.78 (9.38)	40.22 (10.41)	2.45	0.026	0.58
Quality of Life
PedsQL Total Score	73.34 (17.29)	82.89 (13.09)	−3.29	0.004	0.76

Note: YGTSS = Yale Global Tic Severity Scale, CTIM-P = Child Tourette Impairment Scale-Parent report, CY-BOCS = Children's Yale-Brown Obsessive Compulsive Scale, MASC = Multidimensional Anxiety Scale for Children, Peds QL = Pediatric Quality of Life Inventory