A comparison of physical and psychological features of responders and non-responders to cervical facet blocks in chronic whiplash

Table 4 Median [Interquarterile range] scores and p values for sensory measures

Group (n)	PPT_Cx (kPa) Med [IQR]		PPT_Med (kPa) Med [IQR]		PPT_TibAnt (kPa) Med [IQR]		CPT (°C) Med [IQR]	HPT (°C) Med [IQR]		BPPT (°elb ext) Med [IQR]	NFR (mA) Med [IQR]
	L	R	L	R	L	R		L	R
HC (30)	327 [246-410]	363 [302-466]	336 [286-429]	377 [305-518]	531 [471-692]	575 [472-743]	3.5 [0-8.1]	47.5 [45.7-48.8]	47.4 [45.9-48.7]	3 [0-9]	21 [10-38]
WAD_R (58)	171 ^* [141-238]	185 ^* [139-230]	226 ^* [179-284]	249 ^* [186-292]	315 ^* [254-368]	337 ^* [284-424]	19.7 ^‡ [11.3-25.4]	42.7 ^‡[40.2-47.4]	41.7 ^‡ [39.4-45.6]	30 ^* [18-40]	12 ^‡ [8-18]
WAD_NR (32)	166 ^* [120-229]	149 ^* [110-257]	231* [177-285]	229 ^* [166-288]	322 ^* [252-425]	338 ^* [237-471]	17.4 ^‡ [6.4-26.4]	44.2 ^‡ [40.2-47.0]	42.6 ^‡ [37.9-46.6]	34 ^* [24-44]	12 ^‡ [8-16]
MANOVA	p<0.001		p<0.001		p<0.001		Kruskal-Wallis: p<0.001	Kruskall-Wallis: p<0.001		ANOVA: p<0.001	ANOVA: p<0.01

Legend: PPT = Pressure Pain Threshold; kPa = kilopascals; Cx = Cervical; Med = Median Nerve; TibAnt = Tibialis Anterior; CPT = Cold Pain Threshold; HPT = Heat Pain Threshold; BPPT = Brachial Plexus Provocation Test; elb ext = elbow extension range of motion; NFR = Nociceptive Flexion Reflex; mA = milliamps; L = Left; R = Right; HC = Healthy Control; WAD_R = WAD Responders; WAD_NR = WAD Non Responders; *p < 0.001; ‡p < 0.05.

ISSN: 1471-2474