Table 2:
Frequencies of epileptogenic lesion subtypes stratified by age groupsa
| 0–2 Years (n = 169) | 2–5 Years (n = 189) | 5–10 Years (n = 281) | 10–15 Years (n = 257) | 15–18 Years (n = 104) | |
|---|---|---|---|---|---|
| Epileptogenic lesions | 82 (48.5%) | 57 (30.2%) | 60 (21.4%) | 47 (18.3%) | 14 (13.5%) |
| MCD | 22 (26.8%) | 20 (35.1%) | 24 (40.0%) | 18 (38.3%) | 0 (0.0%) |
| Hypoxic-ischemic | 26 (31.7%) | 14 (24.6%) | 9 (15.0%) | 2 (4.3%) | 0 (0.0%) |
| Vascular | 14 (17.1%) | 10 (17.5%) | 6 (10.0%) | 9 (19.1%) | 3 (21.4%) |
| MTS | 2 (2.4%) | 1 (1.8%) | 5 (8.3%) | 9 (19.1%) | 3 (21.4%) |
| NCS | 8 (9.8%) | 1 (1.8%) | 4 (6.7%) | 1 (2.1%) | 1 (7.1%) |
| Tumoral | 0 (0.0%) | 3 (5.3%) | 4 (6.7%) | 4 (8.5%) | 4 (28.6%) |
| Other | 10 (12.2%) | 8 (14.0%) | 8 (13.3%) | 4 (8.5%) | 3 (21.4%) |
a
95% CI for the percentages of epileptogenic lesions in the 0–2 year, 2–5 year, 5–10 year, 10–15 year, and 15–18 year age groups were 41.1%–56.0%, 24.1%–37%, 17.0%–26.5%, 14.0%–23.5%, and 8.2%–21.3%, respectively.