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Table 3 Compariosn among METs parameters in predection for “dyskinesia”

From: The relationships between three-axis accelerometer measures of physical activity and motor symptoms in patients with Parkinson’s disease: a single-center pilot study

Parameters

AUROC

95% CI

P-value

Area

 Over 1.5 METs

0.956

0.913–0.999

0.21

 Over 2 METs

0.932

0.884–0.981

0.011

 Over 2.5 METs

0.859

0.785–0.933

< 0.001

 Over 3.0 METs

0.677

0.598–0.756

< 0.001

Time

 Over 1.5 METs

0.959

0.918–1.000

reference

 Over 2 METs

0.943

0.897–0.989

0.062

 Over 2.5 METs

0.872

0.799–0.946

< 0.01

 Over 3.0 METs

0.678

0.595–0.760

< 0.001

Peaks

 Over 1.5 METs

0.942

0.881–1.000

0.16

 Over 2 METs

0.930

0.862–0.998

0.041

 Over 2.5 METs

0.870

0.782–0.957

0.010

 Over 3.0 METs

0.713

0.622–0.804

< 0.001

  1. AUROC Area under receiver operating curve, CI Confidence interval; MET, metabolic equivalents of task. (A) We compared the performance o f METs parameters as predictive models for the “On” state, with estimates of the area under the receiver operating characteristic curve (AUROC). The performance of time over 2 METs (AUROC: 0.779, 95% CI: 0.733–0.824) was higher than that of time and peaks over 2.5 METs and was significantly higher than the others. (B) We compared the performance of METs parameters as predictive models for the “dyskinesia” state, with estimates of AUROC. The performance of time over 1.5 METs (AUROC: 0.959, 95% CI: 0.918–1.000) was higer than that of area and peaks over 1.5 METs and time over 2 METs, and significantly higher than the others