Table I.
Simulated Effect | 4.5 ISI* | 6.0 ISI | 9.0 ISI | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
140 scans** | 210 scans | 140 scans | 210 scans | 210 scans | 280 scans | |||||||
40 events*** | 60 events | 30 events | 45 events | 30 events | 45 events | |||||||
Effect size | t(127) | Effect size | t(197) | Effect size | t(127) | Effect size | t(197) | Effect size | t(197) | Effect size | t(267) | |
SNR = 210 | ||||||||||||
0.05 | 0.00 | 0.06 | 0.05 | 0.96 | 0.00 | −0.03 | 0.04 | 0.79 | 0.04 | 0.91 | 0.10 | 2.75b |
0.08 | 0.03 | 0.47 | 0.08 | 1.49 | 0.03 | 0.41 | 0.04 | 0.80 | 0.04 | 1.02 | 0.11 | 3.08c |
0.10 | 0.02 | 0.35 | 0.11 | 2.06a | 0.09 | 1.21 | 0.08 | 1.47 | 0.05 | 1.20 | 0.14 | 3.72d |
0.13 | 0.07 | 1.22 | 0.14 | 2.54a | 0.10 | 1.47 | 0.10 | 2.09a | 0.10 | 2.33a | 0.17 | 4.72d |
0.15 | 0.09 | 1.60 | 0.15 | 2.94c | 0.13 | 1.85 | 0.15 | 2.90c | 0.15 | 3.34c | 0.19 | 5.27d |
0.18 | 0.10 | 1.69 | 0.17 | 3.26c | 0.17 | 2.42a | 0.19 | 3.63d | 0.17 | 3.83d | 0.22 | 6.16d |
0.20 | 0.16 | 2.77b | 0.20 | 3.92d | 0.18 | 2.69b | 0.21 | 4.07d | 0.18 | 4.34d | 0.25 | 6.82d |
0.25 | 0.19 | 3.34c | 0.24 | 4.69d | 0.23 | 3.46d | 0.24 | 4.95d | 0.22 | 5.28d | 0.29 | 7.93d |
0.30 | 0.22 | 3.88d | 0.30 | 5.96d | 0.31 | 4.58d | 0.29 | 5.94d | 0.30 | 7.03d | 0.36 | 9.97d |
0.35 | 0.29 | 5.02d | 0.35 | 6.59d | 0.39 | 5.77d | 0.35 | 7.22d | 0.34 | 7.82d | 0.40 | 11.05d |
SNR = 190 | ||||||||||||
0.05 | 0.00 | 0.03 | 0.04 | 0.64 | 0.01 | 0.12 | 0.02 | 0.33 | 0.02 | 0.48 | 0.10 | 2.47a |
0.08 | 0.04 | 0.56 | 0.07 | 1.24 | 0.04 | 0.51 | 0.06 | 1.06 | 0.06 | 1.23 | 0.12 | 2.89c |
0.10 | 0.02 | 0.29 | 0.10 | 1.76 | 0.08 | 1.00 | 0.10 | 1.75 | 0.09 | 1.95 | 0.14 | 3.39d |
0.13 | 0.08 | 1.19 | 0.11 | 1.85 | 0.11 | 1.44 | 0.11 | 2.01a | 0.10 | 2.03a | 0.15 | 3.69d |
0.15 | 0.07 | 1.12 | 0.15 | 2.63b | 0.12 | 1.55 | 0.13 | 2.29a | 0.13 | 2.75b | 0.18 | 4.15d |
0.18 | 0.10 | 1.55 | 0.18 | 3.08c | 0.18 | 2.32a | 0.18 | 3.21c | 0.16 | 3.35d | 0.21 | 5.11d |
0.20 | 0.11 | 1.77 | 0.18 | 3.12c | 0.16 | 2.06a | 0.21 | 3.87d | 0.19 | 4.05d | 0.25 | 6.22d |
0.25 | 0.17 | 2.64b | 0.26 | 4.54d | 0.26 | 3.36c | 0.24 | 4.40d | 0.22 | 4.69d | 0.28 | 6.79d |
0.30 | 0.23 | 3.47d | 0.30 | 5.29d | 0.32 | 4.37d | 0.30 | 5.50d | 0.27 | 5.55d | 0.35 | 8.64d |
0.35 | 0.28 | 4.39d | 0.36 | 6.23d | 0.36 | 4.80d | 0.37 | 6.99d | 0.32 | 6.94d | 0.39 | 9.43d |
SNR = 170 | ||||||||||||
0.05 | −0.01 | −0.14 | 0.05 | 0.84 | −0.01 | −0.09 | 0.02 | 0.35 | 0.00 | 0.04 | 0.12 | 2.59a |
0.08 | 0.02 | 0.33 | 0.06 | 0.85 | 0.06 | 0.72 | 0.06 | 1.02 | 0.05 | 0.90 | 0.14 | 3.08c |
0.10 | 0.01 | 0.20 | 0.09 | 1.38 | 0.06 | 0.68 | 0.07 | 1.13 | 0.08 | 1.59 | 0.15 | 3.28c |
0.13 | 0.04 | 0.57 | 0.13 | 2.10a | 0.09 | 1.01 | 0.12 | 1.94 | 0.11 | 2.15a | 0.17 | 3.65d |
0.15 | 0.06 | 0.87 | 0.13 | 2.07a | 0.14 | 1.74 | 0.13 | 2.22a | 0.12 | 2.21a | 0.18 | 3.85d |
0.18 | 0.10 | 1.35 | 0.18 | 2.81b | 0.16 | 1.96 | 0.17 | 2.80b | 0.18 | 3.38d | 0.23 | 5.20d |
0.20 | 0.12 | 1.75 | 0.21 | 3.40d | 0.22 | 2.68b | 0.17 | 2.80b | 0.15 | 2.85c | 0.23 | 5.16d |
0.25 | 0.18 | 2.55a | 0.26 | 4.23d | 0.24 | 2.87c | 0.23 | 3.77d | 0.24 | 4.48d | 0.29 | 6.43d |
0.30 | 0.21 | 3.03c | 0.31 | 5.01d | 0.34 | 4.24d | 0.29 | 4.89d | 0.26 | 4.86d | 0.34 | 7.39d |
0.35 | 0.27 | 3.76d | 0.36 | 5.79d | 0.39 | 4.89d | 0.35 | 6.00d | 0.34 | 6.63d | 0.41 | 9.16d |
ISI given as average (in seconds)
Scans refer to experiment length.
Events per condition
P < 0.05;
P < 0.01,
P < 0.005;
P < 0.001.