Table 3.

Multiple linear regression analysis results predicting TTS at 12-month follow-up visit

Variable	B	SEB	β	p
DRO condition - tic-free intervals
Suppression	−2.48	1.15	−0.35	0.04
age	0.97	0.55	0.28	0.09
baseline TTS	0.39	0.17	0.34	0.03
Intercept	12.12	6.77		0.08
DRO condition - tic frequency
Suppression	−3.94	2.25	−0.28	0.09
age	0.85	0.55	0.25	0.13
baseline TTS	0.39	0.17	0.34	0.03
Intercept	2.15	4.99		0.67
Verbal condition - tic-free intervals
Suppression	−1.52	1.02	−0.23	0.15
baseline TTS	0.43	0.18	0.38	0.02
Intercept	13.35	5.84		0.03
Verbal condition - tic frequency
Suppression	0.15	2.27	0.01	0.95
baseline TTS	0.44	0.18	0.39	0.02
Intercept	6.02	3.28		0.08
Free tic condition - tic-free intervals
average number of tic-free intervals	0.48	0.4	0.2	0.23
baseline TTS	0.37	0.18	0.33	0.05
Intercept	4.99	3.25		0.13

B indicates unstandardized coefficients; SE indicates standard error; β indicates standardized coefficients.