Table 2. Means, standard deviations, ranges for all variables.

Note: ~ corresponds to 0.05 < p < 0.10, + corresponds to 0.01 < p < 0.05SDMT = Symbol Digit Modalities Test; WHODAS = World Health Organization Disability Assessment Schedule 2.0; (p) = participant; (c) = companion; TMS = total motor score from the United Huntington’s Disease Rating Scale; IPAQ = International Physical Activity Questionnaire.

Variable	Case mean (SD)[range]	n	Control mean (SD)[range]	n
SDMT	50.80 (11.77)+ [25–76]	45	58.11 (8.88)[43–78]	27
WHODAS (p)	16.67 (6.36)~ [12–35]	40	13.48 (1.97)[12–19]	24
WHODAS (c)	15.97 (4.39)~[12–26]	39	13.73 (2.61)[12–21]	18
TMS	8.23 (11.65)+[0–45]	47	2.15 (3.17)[0–12]	27
IPAQ	3728 (3696)~[0–17788]	39	2051 (2131)[0–8088]	25
Fitbit	6781 (3587)[1414–16091]	48	7137 (2515)[3455–15054]	26