Table 1.

Performance matching across the attention-demanding conditions

	Chosen target parameters		fMRI performance
Participant	Spatial target (ITD, μs)	Frequency-modulated target (depth, %)	aMO (Mo + FM)	aFM (Mo + FM)	aMO (Mo + nonFM)	aFM (Stat + FM)
01	150	11.00	83	87	93	89
02	300	9.35	57	82	79	73
03	200	11.50	89	93	81	95
04	150	10.87	80	92	85	93
05	350	8.75	59	75	73	82
06	350	10.50	83	79	82	65
07	150	10.50	83	83	93	83
08	150	11.00	90	80	94	90
09	200	11.00	67	76	80	77
10	150	10.00	91	95	87	93
11	250	9.50	96	98	96	93
12	300	11.50	97	95	97	95
13	350	10.00	95	91	100	100
14	200	10.00	74	79	72	75
15	300	10.80	81	80	87	80
16	200	11.50	80	83	76	80
Mean	234.4	10.49	81.6	85.5	85.9	85.2

Performance is reported as a percentage measure of the hit rate minus FA rate. Hit rate is defined by no. of hits\(no. of hits + no. of misses), and FA rate is defined by no. of false alarms\(no. of false alarms + no. of correct rejections).