Table 4 .

Standard error of measurement (SEM) and minimum detectable difference (MDD) of AHD measurement in six shoulder positions

	MWUs with SCI (n = 10)		Able-bodied subjects (n = 10)
	SEM (mm)	MDD (mm)	SEM (mm)	MDD (mm)
Rater 1
Neutral	0.66	1.53	0.42	0.98
45A	0.47	1.09	1.01	2.35
45P	0.54	1.27	0.97	2.27
90A	0.75	1.76	0.50	1.16
90P	0.66	1.55	0.39	0.90
WR	0.39	0.90	0.44	1.03
Rater 2
Neutral	0.21	0.50	0.39	0.90
45A	0.58	1.35	0.42	0.97
45P	0.36	0.83	0.56	1.32
90A	0.33	0.78	0.60	1.40
90P	0.76	1.77	0.47	1.10
WR	0.52	1.21	0.29	0.68
Inter-rater
Neutral	0.70	1.63	0.65	1.52
45A	0.53	1.23	1.08	2.51
45P	0.77	1.80	0.62	1.44
90A	0.78	1.82	0.66	1.55
90P	0.58	1.35	0.77	1.81
WR	0.56	1.31	0.61	1.43