Table 1. Participant and Smartphone Video Characteristics by VEM Final Diagnoses.
| Features | ES (n = 11) | PNEA (n = 30) | PhysNEE (n = 3) | Overall (N = 44) |
|---|---|---|---|---|
| Participants | ||||
| Women, No. (%) | 8 (72) | 23 (76) | 0 (0) | 31 (70) |
| Age, mean (range), y | 46.3 (23-79) | 43.8 (20-80) | 54.3 (28-82) | 45.1 (20-82) |
| Length of VEM, mean (range), d | 3.2 (2-5) | 3.1 (1-9) | 2.7 (2-4) | 3.1 (1-9) |
| Smartphone video | ||||
| Length of smartphone videos, mean (range), s | 138.5 (9-399) | 136.7 (10-543) | 88.3 (10-227) | 133.8 (9-543) |
| Adequacy of technical recording (scale, 0-10), median (IQR) | 7 (5-8) | 7 (5-8) | 4 (1-6) | 7 (4-8) |
| Reviews per smartphone video, mean (range) | 12.5 (8-15) | 11.7 (2-15) | 13.7 (13-15) | 12.0 (2-15) |
| By experts, mean (range) | 7.0 (4-9) | 6.4 (1-9) | 7.3 (7-8) | 6.6 (1-9) |
| By residents, mean (range) | 5.5 (4-6) | 5.4 (1-8) | 6.3 (5-8) | 5.5 (1-8) |
| Total smartphone video reviews per diagnosis, No. | 137 | 352 | 41 | 530 |
Abbreviations: ES, epileptic seizure; IQR, interquartile range; PNEA, psychogenic nonepileptic attack; PhysNEE, physiologic nonepileptic events; VEM, video electroencephalogram monitoring.