| Neurotoxicity below grade 2 |
| Neurotoxicity above grade 2 | ||||||
Cycle | Group | Number of cases | Lv. 0 | Lv. 1 | Number of cases | Lv. 2 | Lv. 3 | Lv. 4 | |
Period 1 - 3 | Control group | 6 | 0 | 6 (42.8%) | 8 | 4 (28.5%) | 3 (21.4%) | 1 (7.1%) | |
Experimental group | 14 | 11 (61.1%) | 3 (16.6%) | 4 | 4 (22.2%) | 0 | 0 | ||
c2 value | 4.0974 | ||||||||
P value | 0.04295 | ||||||||
Period 4 - 6 | Control group | 0 | 0 | 0 | 16 | 2 (12.5%) | 7 (43.7%) | 7 (43.7%) | |
Experimental group | 6 | 0 | 6 (50%) | 6 | 6 (50%) | 0 | 0 | ||
c2 value | 7.4287 | ||||||||
P value | 0.006419 | ||||||||