Table 1.

Individual values.

Athlete	Baseline performance score/50	IAPF eyes-closed baseline (Hz)	IAPF eyes-open baseline (Hz)	IAPF eyes-open post-task (Hz)	Shift in IAPF eyes-open pre- to post-task (Hz)
1	20	10.36	9.85	10.01	0.16
2	26	9.91	10.02	9.82	-0.20
3	13	10.73	10.37	10.31	-0.06
4	10	10.21	10.38	10.31	-0.07
5	22	9.09	9.50	9.56	0.06
6	23	10.79	10.29	10.21	-0.08
7	16	9.78	10.06	10.3	0.24
8	26	9.99	9.79	10.06	0.27
9	29	10.59	10.55	10.31	-0.24
10	17	9.66	10.00	9.91	-0.09
11	14	10.42	10.03	9.99	-0.04
12	19	9.97	10.18	10.21	0.03
13	32	9.78	10.21	10.34	0.13
14	20	9.86	10.09	10.12	0.03
15	17	10.50	9.33	10.04	0.71
16	15	10.25	10.03	10.04	0.01
17	17	Eliminated no peak present
18	18	10.79	10.05	10.05	0.00
19	20	9.94	9.68	10.01	0.33
20	25	10.04	10.16	10.26	0.10
21	15	9.35	9.45	9.37	-0.08
22	8	Eliminated no peak present
23	9	10.92	10.21	10.35	0.14
24	26	9.75	10.16	10.26	0.10
25	23	9.98	10.19	10.1	-0.09
26	17	10.11	10.51	10.29	-0.22
27	11	10.12	9.98	9.85	-0.13
28	17	9.93	10.01	9.64	-0.37
	18.75 ± 6.03	10.11 ± 0.44	10.04 ± 0.30	10.07 ± 0.26	0.025 ± 0.21