Table 2.

Multivariate logistic regression estimates (n = 195).

Variable	OR	95% CI	p-value
Gender (females)	0.58	0.16–2.15	0.417
Age at evaluation (years)	1.03	0.97–1.09	0.378
Worst ever tic severity	3.04	1.25–7.33	0.014
YGTSS	1.01	0.98–1.05	0.492
Total number of simple tics ever experienced	0.96	0.83–1.11	0.596
Total number of complex tics ever experienced	1.11	1.01–1.23	0.044
Obsessive-Compulsive Disorder	2.30	0.45–11.69	0.455

OR, odds ratio; CI, confidence interval; YGTSS, Yale Global Tic Severity Score. Bold values are those statistically significant p < 0.05.