Table 2.

Correlation coefficients of Pretest unconditioned response onset latency and peak latency for percent change in unconditioned response frequency, magnitude and magnitude of area for unconditioned stimulus intensities of 0.1, 0.25, 0.5, 1.0 and 2.0 mA.

		Pretest Onset Latency					Pretest Peak Latency
		0.1 mA	0.25 mA	0.5 mA	1 mA	2 mA	0.1 mA	0.25 mA	0.5 mA	1 mA	2 mA
Percent Change
Frequency	0.1 mA	−0.14	0.20	0.00	−0.12	−0.30***	−0.14	0.05	−0.18	−0.16	−0.30***
	0.25 mA	0.09	0.04	0.17	−0.09	−0.12	−0.16	−0.01	−0.12	−0.06	−0.05
	0.5 mA	0.00	0.14	0.20 *	0.15	0.01	−0.02	0.36 *	0.03	−0.03	−0.10
	1 mA	0.42	0.09	0.18	0.32 ***	0.15	0.17	0.10	0.13	0.00	0.05
	2 mA	−0.16	0.36 *	0.00	−0.12	0.00	−0.08	0.10	0.04	−0.04	0.00
Magnitude	0.1 mA	−0.02	0.02	−0.14	−0.08	−0.14	−0.23	0.03	−0.14	−0.03	−0.12
	0.25 mA	−0.06	−0.02	0.08	−0.11	−0.03	−0.09	−0.12	−0.05	−0.11	−0.03
	0.5 mA	−0.18	0.10	0.21 *	0.11	0.07	−0.05	0.29	−0.08	−0.05	−0.02
	1 mA	0.13	0.17	0.10	0.19 *	0.08	0.20	0.34 *	0.02	−0.14	−0.03
	2 mA	0.08	0.35 *	0.05	0.10	0.12	0.13	0.38 *	0.23 *	0.11	−0.08
Magnitude of Area	0.1 mA	0.01	0.10	−0.05	−0.07	−0.06	−0.18	0.28	−0.08	−0.05	−0.02
	0.25 mA	0.05	0.06	−0.04	−0.08	−0.07	−0.05	−0.10	−0.05	−0.05	0.05
	0.5 mA	−0.10	0.36 *	0.11	0.02	0.00	−0.10	0.57 ***	−0.11	−0.08	0.06
	1 mA	0.06	0.13	0.04	0.04	0.05	0.00	0.31 *	−0.03	−0.14	−0.05
	2 mA	0.02	0.37 *	0.07	0.07	0.00	−0.10	0.46 **	−0.05	−0.11	−0.27 **

^*p < .05,

^**p < .01,

^***p < .001