Table 4. Pearson's correlation between thresholds of various stimuli.

pps/ms	40/250	80/250	640/15.625	640/31.25	640/250	900/500
40/250	1	0.94	0.91	0.83	0.72	0.64
80/250		1	0.97	0.91	0.83	0.72
640/15.625			1	0.95	0.9	0.79
640/31.25				1	0.91	0.79
640/250					1	0.9
900/500						1