Table 3. The aEEG characteristics of patients with and without ABE.
| Factors | Total (n=114) | ABE (n=23) | Non-ABE (n=91) | P value |
|---|---|---|---|---|
| Background continuity | 0.77 | |||
| CNV | 101 (88.6%) | 20 (87.0%) | 81 (89.0%) | |
| DC | 13 (11.4%) | 3 (13.0%) | 10 (11.0%) | |
| SWC | 0.009 | |||
| Mature | 48 (42.1%) | 4 (17.4%) | 44 (48.4%) | |
| Immature | 66 (57.9%) | 19 (82.6%) | 47 (51.6%) | |
| Duration of one SWC | 68.68±19.43 | 60.00±28.76 | 70.88±15.73 | 0.016 |
| Number of SWC within 3 hours | 2.47±0.73 | 2.20±1.06 | 2.54±0.61 | 0.04 |
| Lower boundary voltage | 5.63±1.23 | 5.87±1.46 | 5.57±1.17 | 0.03 |
| Bandwidth | 24.49±7.08 | 27.04±8.51 | 23.855±6.57 | 0.05 |
| Widest bandwidth | 17.46±5.04 | 17.57±8.67 | 17.43±3.67 | 0.91 |
| Narrowest bandwidth | 7.00±2.64 | 7.13±4.41 | 6.97±1.99 | 0.79 |
| Proportion of broadband time in one SWC | 0.33±0.11 | 0.31±0.17 | 0.34±0.08 | 0.24 |
aEEG, amplitude-integrated electroencephalography; ABE, acute bilirubin encephalopathy; CNV, continuous normal voltage; DC, discontinuous normal voltage; SWC, sleep-wake cycling.