a nonsignificant trendP = .09
[ 15 – 17 ] A meta-analysis of 4 randomized controlled trials with 1130 patients (816 receiving pridopidine, 314 receiving placebo) found a nonsignificant trend favoring pridopidine in the Unified HD Rating Scale Total Motor Score (mean difference, −0.93; 95% CI, −2.01 to 0.14; P = .09).