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Table 4 Correlation between Clinical Scales and PTB and Percent time in Level 5

From: A method for measuring time spent in bradykinesia and dyskinesia in people with Parkinson’s disease using an ambulatory monitor

Clinical scale Severity level Pearson’s ρ p-value 95% CI
UPDRS III PTB 0.4  < 0.0001 0.26–0.54
  Percent time in Level 5 0.42  < 0.0001 0.28–0.55
UPDRS Total PTB 0.34  < 0.0001 0.18–0.48
  Percent time in Level 5 0.37  < 0.0001 0.20–0.51
PDQ39 PTB 0.35  < 0.0001 0.18–0.49
  Percent time in Level 5 0.37  < 0.0001 0.21–0.51