Table 1.

Descriptive statistics for demographics and average daily sleep and physical activity variables for participants with Parkinson Disease and Healthy Older Adults.

Clinical characteristics	PD (n = 25) Mean (SD)	HOA (n = 27) Mean (SD)
			Difference HOA-PD (95% CI)	p-Value
MDS-UPDRS Total Score	28 (16)	NA
MDS-UPDRS Motor Examination Section Score	12 (9)	NA
MoCA score	29.1 (1.8)	29.2 (0.9)	0.1 (−0.7,1.0)	0.4*
Demographics
Age (years)	69 (6)	67 (5)	−2 (−5.0, 1.2)	0.21†
Comorbidities (#)	1 (1)	1 (1)	0 (−1.0, 0.4)	0.45*
Adherence
Participants adherent to monitoring	25/30 (83%)	27/30 (90%)	‐	0.45‡
Time monitor removed (%)	5 (3)	6 (4)	1 (−1.8,1.6)	0.88*
Sleep
Nighttime Sleep
Total Nighttime Sleep (min)	347 (108)	422 (41)	75 (27, 129)	< 0.01 *
Number of Wakenings (#)	1.9 (1.3)	2.2 (1.32)	0.3 (−0.5, 0.9)	0.50*
Wake Time after Sleep Onset (min)	5.2 (3.4)	6.0 (4.0)	0.8 (−1.4, 2.4)	0.56*
Daytime Sleep
Total Daytime Sleep (min)	112 (129)	71 (135)	−41 (−114, 33)	0.12*
Number of Naps (#)	1.3 (1.6)	0.6 (1.2)	−0.7 (−1.5, 0.1)	0.07*
Physical Activity
Daily Quantity
Number of steps (#)	5953 (2365)	11 745 (3891)	5792 (3886, 7678)	0.001 *
Daily Intensity
Sedentary < 1 MET (min)	846 (122)	642 (88)	−204 (−262, −137)	0.001 *
Light Intensity 1–3 METs (min)	172 (60)	266 (62)	94 (58, 127)	0.001 *
Moderate Intensity 3–6 METs (min)	15 (11)	31 (17)	16 (7, 24)	0.001 *
High Intensity ≥ 6 METS (min)	19 (14)	41 (26)	22 (7, 34)	0.01 *

^*Wilcoxon Rank-Sum Tests

^†Un-paired T-tests

^‡Pearson’s Chi-Squared Test.

Italicized p-values indicate a significant difference between groups at α = 0.01.

PD: Parkinson Disease; HOA: Healthy Older Adults; MDS-UPDRS: Movement Disorders Society Unified Parkinson’s Disease Rating Scale; MET: metabolic equivalent.