Table 2.
Characteristics on electroencephalography scan.
| Favorable Neurological Outcome (n = 17) | Poor Neurological Outcome (n = 52) | p Value | |
|---|---|---|---|
| Interval between ECPR and EEG scan—no. of patients (%) | 0.671 | ||
| 0–12 h | 2 (11.8) | 10 (19.2) | |
| 12–24 h | 4 (23.5) | 10 (19.2) | |
| 24–48 h | 5 (29.4) | 20 (38.5) | |
| 48–96 h | 6 (35.3) | 12 (23.1) | |
| Reasons of EEG scan no. of patients (%) | 0.724 | ||
| For neurological outcome prediction or decreased mentality | 7 (41.2) | 26 (50.0) | |
| Seizure or abnormal movement | 10 (58.8) | 26 (50.0) | |
| Pupil reflex—no. of patients (%) | 0.199 | ||
| Both prompt | 13 (76.5) | 27 (51.9) | |
| One or both sluggish | 2 (11.8) | 8 (15.4) | |
| One or both fix | 2 (11.8) | 17 (32.7) | |
| Glasgow Coma Scale on EEG scan | 7.0 (3.0–9.0) | 3.0 (3.0–7.0) | 0.012 |
| Use of sedative or analgesic—no. of patients (%) | 15 (88.2) | 26 (50.0) | 0.012 |
| Bolus infusion | 4 (23.5) | 10 (19.2) | 0.734 |
| Continuous infusion | 15 (88.2) | 24 (46.2) | 0.006 |
| Remifentanil | 8 (47.1) | 13 (25.0) | |
| Midazolam | 7 (41.2) | 9 (17.3) | |
| Fentanyl | 6 (35.3) | 5 (9.6) | |
| Propofol | 4 (23.5) | 2 (3.8) | |
| Use of antiepileptic drug | 4 (23.5) | 13 (25.0) | 0.999 |
ECPR: extracorporeal cardiopulmonary resuscitation; EEG: electroencephalography.