Reliability, construct and discriminative validity of clinical testing in subjects with and without chronic neck pain

Table 7 Construct validity of clinical and performance tests

Variable (n = 42)		NDI		SF36-PCS		NRS (P.P)
Variable (n = 42)		Spearman (rho)	p-value	Spearman (rho)	p-value	Spearman (rho)	p-value
CCFT		-0.40	<0.01	0.56	<0.01	-0.37	0.02
ROM	Flexion	-0.47	<0.01	0.31	0.04	-0.46	<0.01
	Extension	-0.65	<0.01	0.46	<0.01	-0.74	<0.01
	Left rotation	-0.47	<0.01	0.46	<0.01	-0.51	<0.01
	Right rotation	-0.54	<0.01	0.47	<0.01	-0.53	<0.01
	Left lateral flexion	-0.64	<0.01	0.46	<0.01	-0.67	<0.01
	Right lateral flexion	-0.62	<0.01	0.45	<0.01	-0.66	<0.01
JPE	Flexion	-0.05	0.75	-0.17	0.27	-0.02	0.90
	Extension	-0.04	0.82	0.07	0.65	-0.13	0.40
	Left rotation	0.25	0.11	-0.20	0.20	0.20	0.20
	Right rotation	0.23	0.14	-0.11	0.51	0.15	0.36
DCE		-0.33	0.047	0.14	0.41	-0.36	0.03
SWAY	Romberg EO (CEA)	0.12	0.45	-0.26	0.09	0.04	0.80
	Romberg EO (A/P)	0.11	0.49	-0.26	0.10	0.08	0.63
	Romberg EO (M/L)	0.18	0.26	-0.31	0.05	0.13	0.41
	Romberg EO (COP)	-0.02	0.92	-0.34	0.09	-0.04	0.85
	Romberg EC (CEA)	0.38	0.01	-0.49	<0.01	0.33	0.04
	Romberg EC (A/P)	0.40	<0.01	-0.49	<0.01	0.35	0.02
	Romberg EC (M/L)	0.31	0.05	-0.39	0.01	0.24	0.13
	Romberg EC (COP)	0.09	0.66	-0.37	0.07	0.21	0.31
	SLS (CEA)*	0.35	0.04	0.33	0.06	0.39	0.02
	SLS (A/P)*	0.38	0.02	-0.37	0.03	0.36	0.04
	SLS (M/L)*	0.29	0.09	-0.32	0.06	0.32	0.06
	SLS (COP)*	-0.14	0.57	-0.26	0.28	-0.06	0.80
PPT	Tibialis anterior	-0.28	0.08	0.13	0.42	-0.34	0.03
	C3-C4	-0.41	<0.01	0.31	0.05	-0.37	0.02
	Infraspinatus	-0.33	0.03	0.25	0.11	-0.43	<0.01
GS	Tester A	-0.80	<0.01	0.63	<0.01	-0.69	<0.01
GS	Tester B	-0.51	<0.01	0.49	<0.01	-0.42	<0.01
SPNT	Tester A	-0.49	<0.01	0.39	0.01	-0.55	<0.01
SPNT	Tester B	-0.52	<0.01	0.45	<0.01	-0.42	<0.01

Neck Disability Index (NDI), Physical Component Score of SF 36 (SF36-PCS), Mental Component Score of SF 36 (SF36-MCS) and Present Pain (P.P.) intensity – Numeric Rating Scale (NRS).
Romberg eyes open (Romberg EO), Romberg Eyes closed (Romberg EC), Single Leg Stance (SLS), Confidence Ellipse Areal (CEA), Centre of Pressure path length (COP), Anterior/Posterior displacement (A/P), Medial Lateral displacement (M/L).
*(n=36).

ISSN: 1471-2474