Table 2 Correlation between potential changes detected intraoperatively during MCS monitoring and postoperative neurological symptoms. Total number and percentage of analyzed cases.
From: Intraoperative electrocortical stimulation of Brodman area 4: a 10-year analysis of 255 cases
| Â | Postoperative motor strength improved (according to the BMRC grading) | Postoperative motor strength Unchanged | Postoperative motor strength deteriorated < 72 hours | Postoperative motor strength deteriorated >72 hours | Â |
|---|---|---|---|---|---|
Group A: MCS monitoring uneventful, | 42 (18.1%) | 131 (56.5%) | 10 (4.3%) | 2 (0.9%) | 185 (79.8%) |
Group B: MCS monitoring abnormal, reversible, | 7 (3.0%) | 14 (6.0%) | 5 (2.2%) | 1 (0.4%) | 27 (11.6%) |
Group C: MCS monitoring abnormal, irreversible, | 0 (0%) | 3 (1.3%) | 0 (0%) | 17 (7.3%) | 20 (8.6%) |
|  | 49 (21.1%) | 148 (63.8%) | 15 (6.5%) | 20 (8.6%) | Σ = 232 (100%) |