Table 2.
Tests of model effects for variance in peak firing rate classified by spatial and temporal stimulus characteristics, unit type, and interactions
| Variance source | Wald χ2 | df | p value |
|---|---|---|---|
| (Intercept) | 3542.320 | 1 | < 0.0005 |
| Temporal relationship | 41.450 | 5 | < 0.0005 |
| Spatial relationship | 0.140 | 1 | 0.709 |
| Response field | 173.406 | 2 | < 0.0005 |
| Unit type | 4.354 | 1 | 0.037 |
| Temporal × spatial | 21.475 | 5 | 0.001 |
| Temporal × RF | 41.138 | 12 | < 0.0005 |
| Temporal × unit | 5.259 | 6 | 0.511 |
| Temporal × spatial × RF | 12.228 | 12 | 0.428 |
| Temporal × spatial × RF × unit | 41.858 | 32 | 0.114 |
Tests of model effects using Type III analysis from generalized linear modeling with general estimating equations on the dependent variable peak firing rate. N = 522 units with correlated measures from the seven levels of the variable “Temporal relationship” (observations = 3654).