Table 2.

Summary of mean ± SD and p values for study variables

VariablePlacebo, n = 38NeuroBloc, n = 39p Value
* Patient Global Assessment of Change (supportive secondary).
† Principal Investigator Global Assessment of Change.
‡ Patient Analog Pain Assessment.
TWSTRS = Toronto Western Spasmodic Torticollis Rating Scale; NS = not significant.
TWSTRS-Total Score
Baseline51.2 ± 9.552.8 ± 8.6
Week 449.2 ± 12.341.8 ± 9.80.0001
Week 849.6 ± 10.844.1 ± 10.50.0002
Week 1250.5 ± 13.046.8 ± 10.30.0129
Week 1650.9 ± 12.849.6 ± 9.8NS
Patient Global*
Week 439.5 ± 16.960.2 ± 22.90.0001
Physician Global
Week 447.9 ± 10.760.6 ± 14.40.0001
Patient Analog Pain
Baseline33.6 ± 20.541.4 ± 26.6
Week 437.3 ± 24.057.7 ± 23.00.001
TWSTRS subscales
Baseline
Severity22.1 ± 4.222.6 ± 3.9
Disability16.9 ± 4.918.3 ± 4.0
Pain12.2 ± 3.511.9 ± 3.8
Week 4
Severity21.0 ± 5.518.9 ± 4.70.0011
Disability16.1 ± 5.114.5 ± 4.60.0019
Pain12.1 ± 4.28.4 ± 4.50.0001