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. Author manuscript; available in PMC: 2014 Nov 1.
Published in final edited form as: Contemp Clin Trials. 2013 Aug 31;36(2):414–420. doi: 10.1016/j.cct.2013.08.012

Table 1.

Demographic and Clinical Characteristics of Combined CBIT Trials by Treatment Group (N=232)

CBIT n=117 PST n=115
N (%) N (%)
Gender Male 79 (67.5%) 85 (73.9%)
Female 38 (32.5%) 30 (26.1%)
Tic Medication Use No Medication 64 (54.7%) 60 (52.2%)
Tic Medication 37 (31.6%) 36 (31.3%)
Other Medication 16 (13.7%) 19 (16.5%)
Mean ± SD Mean ± SD
Age 22.4 ±14.1 21.7 ± 14.2
Motor Tic Severity (YGTSS) at baseline 15.2 ± 4.0 14.8 ± 3.0
Vocal Tic Severity (YGTSS) at baseline 9.3 ± 4.9 8.7 ± 5.1
YGTSS-TTS 24.5 ± 6.5 23.4 ± 6.4
Impairment (YGTSS) at baseline 24.3 ± 8.4 23.6 ± 7.6

Positive Response (a) was defined by score of Much Improved or Very Much Improved on Clinical Global Impressions (CGI)-Improvement scae at 10 week.