Table II.

Pearson correlations among QST variables at 47°C and 49°C and clinical pain intensity

	TS (47°C 49°C)	First pain rating (47°C 49°C)	Fifth pain rating (47°C 49°C)	Tolerance	PPacromion	PPmasseter	C.Pain
Mean at 47°C	0.10	0.94**	0.96**	−0.55**	−0.34*	−0.27	0.44**
Mean at 49°C	−0.14	0.97**	0.97**	−0.49**	−0.38*	−0.34*	0.27
TS at 47°C		−0.29*	0.44**	−0.33*	−0.12	−0.34*	0.25
TS at 49°C		−0.18	0.27	−0.43**	−0.22	−0.31*	0.22
First pain rating 47°C			0.73**	−0.37**	−0.26	−0.14	0.36**
First pain rating 49°C			0.75**	−0.44**	−0.33*	−0.25	0.30*
Fifth pain rating 47°C				−0.56**	−0.30*	−0.33*	0.46**
Fifth pain rating 49°C				−0.59**	−0.40**	−0.39**	0.34*
Tolerance					0.54**	0.43**	−0.38**
PPacromion						0.64**	−0.35**
PPmasseter							−0.28*

^*Correlation is significant at the .005 level

^**Correlation is significant at the .001 level

Mean: Mean pain ratings

PP: Pressure pain

C. Pain: Clinical pain intensity