Table 3.
Contrast sensitivity
| Variable | Mean ± SD | Different to K-on/off? | Relationship to eccentricity | |
|---|---|---|---|---|
| K-on/off (n = 17) | c50, % | 92.1 ± 84.6 | — | r = −0.35, p = 0.17 |
| Gain, imp/s/% | 2.04 ± 2.94 | — | r = +0.16, p = 0.54 | |
| K-ori (n = 6) | c50, % | 128.2 ± 82.8 | No (p = 0.80) | r = −0.57, p = 0.23 |
| Gain, imp/s/% | 1.40 ± 1.56 | No (p = 0.99) | r = +0.92, p < 0.01 | |
| K-bon (n = 22) | c50, % | 160.5 ± 62.7 | Yes (p = 0.02) | r = −0.25, p = 0.27 |
| Gain, imp/s/% | 0.44 ± 0.39 | No (p = 0.06) | r = +0.23, p = 0.30 | |
| P (n = 110) | c50, % | 150.2 ± 64.6 | Yes (p = 0.02) | r = −0.16, p = 0.09 |
| Gain, imp/s/% | 0.40 ± 0.30 | Yes (p < 0.01) | r = −0.04, p = 0.65 | |
| M (n = 100) | c50, % | 24.9 ± 19.4 | Yes (p = 0.04) | r = −0.35, p < 0.01 |
| Gain, imp/s/% | 2.07 ± 1.53 | No (p = 0.09) | r = +0.33, p < 0.01 |
Fitted values for c50 and gain from Equation 1.