Table 6.

Test-retest reliability of Pressure Pain Threshold (PPT) and Balance/Postural Control (SWAY)

	Variable	N	MDC	ICC	(95% CI)	95% LOA
SWAY (cm.)	Romberg eyes open (CEA)	27	7.91	0.52	(0.18; 0.75)	(-7.42; 8.40)
	Romberg eyes open (A/P)	27	1.84	0.57	(0.24; 0.78)	(-1.87; 1.81)
	Romberg eyes open (M/L)	27	1.68	0.39	(0.03; 0.67)	(-1.50; 1.86)
	Romberg eyes open (COP)	25	1.38	0.79	(0.57; 0.90)	(-1.38; 1.40)
	Romberg eyes closed (CEA)	27	6.47	0.79	(0.59; 0.90)	(-6.26; 6.69)
	Romberg eyes closed (A/P)	27	1.96	0.60	(0.29; 0.80)	(-2.02; 1.98)
	Romberg eyes closed (M/L)	27	1.71	0.69	(0.43; 0.85)	(-1.71; 1.72)
	Romberg eyes closed (COP)	25	3.84	0.77	(0.55; 0.89)	(-2.82; 2.83)
	Single leg stance (CEA)	21	7.80	0.58	(0.21; 0.80)	(-8.54; 7.04)
	Single leg stance (A/P)	21	1.94	0.57	(0.18; 0.80)	(-1.97; 1.92)
	Single leg stance (M/L)	21	1.39	0.53	(0.14; 0.78)	(-1.51; 1.27)
	Single leg stance (COP)	21	4.74	0.75	(0.45; 0.89)	(-4.70; 4.78)
PPT (kgf)	Tibialis Anterior	27	1.90	0.86	(0.71; 0.91)	(-1.91; 1.88)
	C3-C4	27	0.90	0.89	(0.78; 0.95)	(-0.80; 1.01)
	Infraspinatus	27	1.65	0.83	(0.66; 0.92)	(-1.65; 1.64)

Minimal Detectable Change (MDC), Intraclass Correlation Coefficient (ICC), with 95% Confidence Intervals (95% CI) and 95% Limits of Agreement (LOA).

Confidence Ellipse Areal (CEA), Anterior/Posterior displacement (A/P), Medial/Lateral displacement (M/L), Centre of Pressure path length (COP).