Validation and Test-Retest Reliability of New Thermographic Technique Called Thermovision Technique of Dry Needling for Gluteus Minimus Trigger Points in Sciatica Subjects and TrPs-Negative Healthy Volunteers

Table 9

Validity and reliability of TTDN components for changes.

[°C]	TTDN phases	Area	Sensitivity [%]	Specificity [%]	Average [°C]	Min [°C]	Max [°C]	PPV [%]	ICC
Maximum	After DN	Thigh	100	31.3	1.19	−0.2	2.6	57.7	0.622	0.702
		Calf	100	84.2	0.66	−0.8	2.1	66.7	0.422	0.786
	After observ.	Thigh	100	16.7	1.29	−0.1	2.7	54.5	0.670	0.556
		Calf	100	50.0	0.65	−0.7	1.95	85.7	0.440	0.680
Average	After DN	Thigh	100	100	0.99	0.04	1.95	100	0.400	0.880
		Calf	100	100	0.45	−0.4	1.3	100	0.511	0.902
	After observ.	Thigh	100	84.6	1.11	0.09	2.2	75.0	0.333	0.786
		Calf	100	94.4	0.44	−0.6	1.5	85.7	0.422	0.845