TABLE 6.
Differences of dominant hemisphere between two groups in three brain lobes (Mann–Whitney Test)
| Dominant hemisphere of control group | Dominant hemisphere of AVM group | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Tasks | Brain lobes | Left (%) | NHP (%) | Right (%) | Left (%) | NHP (%) | Right (%) | Z | p value |
| Visual synonym judgment | Frontal lobe | 31 (96.9) | 1 (3.1) | 0 (0) | 29 (96.7) | 0 (0) | 1 (3.3) | −0.069 | .945 |
| Temporal lobe | 28 (87.5) | 4 (12.5) | 0 (0) | 29 (96.7) | 0 (0) | 1 (3.3) | −1.254 | .210 | |
| Cerebellum | 6 (18.8) | 7 (21.9) | 19 (59.4) | 2 (6.7) | 4 (13.3) | 24 (80.0) | −1.805 | .071 | |
| Oral word reading | Frontal lobe | 16 (50.0) | 13 (40.6) | 3 (9.4) | 8 (26.7) | 12 (40.0) | 10 (33.3) | −2.972 | .003 |
| Temporal lobe | 12 (37.5) | 9 (28.1) | 11 (34.4) | 5 (16.7) | 16 (53.3) | 9 (30.0) | −0.788 | .431 | |
| Cerebellum | 6 (18.8) | 15 (46.9) | 11 (34.4) | 7 (23.3) | 11 (36.7) | 12 (40.0) | −0.114 | .910 | |
| Auditory sentence comprehension | Frontal lobe | 18 (56.3) | 7 (21.9) | 7 (21.9) | 15 (50.0) | 8 (26.7) | 7 (23.3) | −0.411 | .681 |
| Temporal lobe | 29 (90.6) | 2 (6.3) | 1 (3.1) | 20 (66.7) | 5 (16.7) | 5 (16.7) | −2.331 | .020 | |
| Cerebellum | 9 (28.1) | 7 (21.9) | 16 (50.0) | 7 (23.3) | 10 (33.3) | 13 (43.3) | −0.175 | .861 | |
Abbreviation: NHP, no hemispheric preference.