Table 3. .
Correlations between error detection and other variables
| Total error detection | Phonological error detection | Semantic error detection | |
|---|---|---|---|
| PNT | 0.027 (N = 64) | −0.063 (N = 58) | 0.079 (N = 32) |
| WAB-R auditory comprehension | 0.115 (N = 62) | 0.022 (N = 56) | 0.139 (N = 32) |
| Word-to-picture matching | 0.302* (N = 62) | 0.244 (N = 56) | 0.523** (N = 31) |
| Mean length of utterance | 0.514*** (N = 59) | 0.502*** (N = 54) | 0.365 (N = 31) |
| Digit span forwards | −0.074 (N = 59) | −0.210 (N = 54) | 0.033 (N = 31) |
| Digit span backwards | 0.148 (N = 59) | 0.084 (N = 54) | 0.082 (N = 31) |
| Digit span difference | −0.226 (N = 59) | −0.340** (N = 54) | −0.023 (N = 31) |
| Spatial span forwards | 0.096 (N = 59) | 0.022 (N = 54) | 0.265 (N = 31) |
| Spatial span backwards | 0.327** (N = 59) | 0.276* (N = 54) | 0.377* (N = 31) |
| Spatial span difference | −0.329** (N = 59) | −0.352* (N = 54) | −0.171 (N = 31) |
Note. Sample sizes differ due to missing scores. WAB-R = Western Aphasia Battery-Revised. ***p < 0.05 after Bonferroni correction for 33 comparisons, **p < 0.01 uncorrected, *p < 0.05 uncorrected.