Research Article

Parkinsonics: A Randomized, Blinded, Cross-Over Trial of Group Singing for Motor and Nonmotor Symptoms in Idiopathic Parkinson Disease

Table 3

VRQOL total scores.

ComparisonΔ valueR2

Overall cohort (weeks compared)12–BL−1.90.4230.096
24–120.90.7380.256
24–BL−0.10.9840.284
Singing 1st vs. singing 2ndΔ from start to end intervention0.40.8390.355
Δ final visit vs. end intervention−3.60.0990.124