Table I.

Peak responses, percentages change 8 Hz versus peak response, slopes of response and the goodness of fit of 9 subjects

Subject no.	Flicker task	Peak (Hz)	Δ SI peak (%)	Δ SI at 8 Hz (%)	Δ Peak vs. 8 Hz (%)	Average upward slope (%/Hz)	R2‐value (goodness of fit)
1	First	11.0	2.228	2.093	0.135	0.203	0.951
	Second	11.5	1.822	1.683	0.139	0.158	0.823
2	First	12.8	2.487	2.200	0.287	0.194	0.798
	Second	13.0	1.632	1.433	0.199	0.126	0.753
3	First	12.5	2.855	2.570	0.285	0.228	0.831
	Second	14.1	4.272	3.603	0.669	0.303	0.929
4	First	11.3	2.002	1.860	0.142	0.177	0.926
	Second	10.0	1.174	1.136	0.038	0.117	0.803
5	First	11.3	1.659	1.546	0.113	0.147	0.939
	Second	10.8	1.549	1.464	0.085	0.143	0.955
6	First	11.0	2.407	2.274	0.133	0.219	0.904
	Second	12.5	1.599	1.433	0.166	0.128	0.839
7	First	10.7	1.763	1.677	0.086	0.165	0.939
	Second	15.0	2.361	1.914	0.447	0.157	0.983
8	First	12.5	2.613	2.349	0.264	0.209	0.887
	Second	11.9	1.574	1.435	0.139	0.132	0.897
9	First	11.1	2.532	2.376	0.156	0.228	0.964
	Second	9.3	1.953	1.922	0.031	0.210	0.793
Average first		11.58 ± 0.79	2.28 ± 0.40	2.10 ± 0.34	0.18 ± 0.08	0.20 ± 0.03	0.90 ± 0.06
Median first		11.3	2.41	2.2	0.142	0.203	0.926
Average second		12.01 ± 1.86	1.99 ± 0.91	1.78 ± 0.73	0.21 ± 0.21	0.16 ± 0.06	0.86 ± 0.08
Median second		13	1.63	1.464	0.139	0.143	0.839