Table 1.

Correlations between accelerometry (use ratio) and clinical tests for upper extremity

Clinical test	Correlation reported by studies		Ref	Significance level
	Pearson’s r value	Spearman`s p value
AAUTa	r = 0.60		[25]	p = 0.001
ABILHANDb	r = 0.45–0.54		[36]
ARATc		ρ = 0.40	[10]
		ρ = 0.66	[12]	p < 0.001
	r = 0.65		[18]
		ρ = -0.57	[31]	p < 0.01
		ρ = 0.79	[40]	p < 0.001
		ρ = 0.63	[44]
		ρ = 0.50	[45]	p < 0.05
		ρ = 0.15–0.57	[48]	ρ > 0.38 = p < 0.05 ρ > 0.48 = p < 0.01
BRSd	r = 0.77		[41]	p < 0.05
FAABOSe	r = 0.55		[35]	p < 0.05
FIMf Motor / UE function		ρ = 0.67 / ρ = 0.58	[10]
FIMf	r = 0.50		[41]	p < 0.05
FMAg / UEFM	r = 0.69		[18]
		ρ = 0.54	[27]	p = 0.001
		ρ = 0.28–0.73	[39]
		ρ = -0.85	[43]	p < 0.001
		ρ = 0.60	[45]	p < 0.001
		ρ = 0.70	[46]
		ρ = 0.70	[47]
MALh MAL-AOU/QOM		ρ = 0.60 / ρ = 0.66	[6]	p < 0.001
AOU/QOM	r = 0.91 / r = 0.73		[14]	p = 0.01
	r = 0.71		[24]	p = 0.001
	r = 0.52		[25]	p = 0.001
AOU/QOM	r = 0.47 / r = 0.52		[32]	p = 0.01
Pre/post-intervention	r = 0.31 / r = 0.52		[30]	p = 0.01 / p < 0.001
	r = 0.47		[34]
AOU/QOM	r = 0.84 / r = 0.79		[41]	p < 0.05
		ρ = 0.61	[42]	p < 0.001
AOU/QOM		ρ = 0.58 /ρ = 0.61	[45]	p < 0.01
mRSi		ρ = -0.13 - -0.49	[39]
		ρ = -0.48	[46]
		ρ = -0.48	[47]
NEADLj	r = 0.34		[34]
NIHSSk	r = -0.69		[18]	p = 0.01
		ρ = –0.59	[27]	p = 0.001
		ρ = -0.25 - -0.49	[39]
	r = -0.60		[41]
		ρ = -0.51	[46]
SISl Subscale Hand Function / Mobility		ρ = 0.58/ ρ = 0.23	[6]	p < 0.001/ p < 0.001
	r = 0.16		[25]	p = 0.05
	r = 0.42		[34]
WMFTm Function / Time		ρ = 0.62/ ρ = -0.65	[10]
Function		ρ = 0.59	[45]	p < 0.01

^aActual Amount of Use Test

^bTest of manual ability of the UE

^cAction Research Arm Test

^dBrunnstrom Recovery Stage

^eFunctional Arm Activity Behavioral Observation System

^fFunctional Independence Measure for motor and UE function

^gFugl-Meyer Assessment

^hMotor Activity Log

ⁱmodified Rankin Scale

^jNottingham Extended Activities of Daily Living

^kNational Institute of Health Stroke Scale

^lStroke Impact Scale

^mWolf Motor Function Test