Table 3.

Correlations between symptom diaries and scales.

	Electronic-D. ON time-rate	Electronic-D. OFF time-rate	Paper-D. ON time-rate	Paper-D. OFF time-rate
MDS-UPDRS part 1	−0.69**	0.51*	−0.48*	0.38
MDS-UPDRS part 2	−0.58*	0.49*	−0.07	0.10
MDS-UPDRS part 3	0.07	−0.28	0.23	−0.35
MDS-UPDRS part 4	−0.70**	0.47	−0.56*	0.42
PDQ-39	−0.58**	0.40	0.24	0.21

Spearman correlation: **p < 0.01, *p < 0.05.

MDS-UPDRS, Movement Disorder Society-Sponsored Revision of the Unified Parkinson’s Disease Rating Scale; PDQ-39, The Parkinson’s disease questionnaire-39.