Table 2.

Asymptotic physiological noise levels (dB SPL) in the inattention and dichotic-attention conditions, from trials having correct behavioral responses.

	Triplet 1		Triplet 2
Subject	Inattention	Dichotic	Inattention	Dichotic
L01	−6.2	−10.0	−8.9	−9.5
L02	−8.8	−10.1	−8.3	−9.6
L03	−6.7	−11.0	−6.3	−11.1
L04	−8.6	−11.0	−10.0	−10.7
L05	−8.4	−11.2	−9.0	−10.7
L06	−8.5	−10.9	−9.0	−10.6
L07	−5.6	−8.3	−7.0	−9.3
L08	−7.6	−10.8	−8.2	−10.7
Mean	−7.5	−10.4	−8.3	−10.3
Std. Dev.	1.2	1.0	1.2	0.7
Effect Size (Inattention - Dichotic)		2.6		2.2

Each entry is a window-by-window mean first across the final ten 10-ms windows of the silent period and then across at least four 30-trial blocks, corresponding to about 80 – 120 trials (correct only) averaged for each physiological response.