Research Article
Epilepsy Surgery: Factors That Affect Patient Decision-Making in Choosing or Deferring a Procedure
Table 2
Epilepsy characteristics of participants.
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| Surgical group () | Nonsurgical group () | value |
| Total years with seizures (years) | | | | Median (IQR) | 11 (9–21) | 14 (10–35) | 0.487 | Age at onset of seizures (years) | | | | Median (IQR) | 22 (13–26) | 21 (14–44) | 0.425 | Years since procedure or decision | | | | Median (IQR) | 4 (2–7) | 1 (1-1) | 0.000 | Current number of AEDs being taken | | | | Median (IQR) | 1 (1-2) | 2 (2-3) | 0.082 | Total AEDs tried until procedure or decision | | | | Median (IQR) | 5 (3–6) | 6 (5–7) | 0.056 | Seizure frequency (per month) | | | 0.287 | 1–3 | 6 (26.1%) | 4 (44.4%) | | 4–9 | 5 (21.7%) | 2 (22.2%) | | 10+ | 12 (52.2%) | 3 (33.3%) | | Types of seizures | | | 0.327 | Complex partial | 12 (52.2%) | 2 (22.2%) | | Generalized tonic clonic (GTC) | 0 (0%) | 0 (0%) | | Simple partial and complex partial | 2 (8.7%) | 2 (22.%) | | Simple partial and GTC | 1 (4.3%) | 1 (11.1%) | | Complex partial and GTC | 6 (26.1%) | 2 (22.2%) | | Simple partial, complex partial, and GTC | 2 (8.7%) | 2 (22.2%) | | Proposed/completed procedure | | | 0.308 | Left temporal lobectomy | 10 (43.5%) | 6 (66.7%) | | Another left resection | 1 (4.3%) | 0 (0%) | | Right temporal lobectomy | 11 (47.8%) | 2 (22.2%) | | Another right resection | 1 (4.3%) | 0 (0%) | | Other | 0 (0%) | 1 (11.1%) | | Cause of epilepsy | | | 0.694 | Cryptogenic (including mesial temporal sclerosis) | 16 (69.6%) | 6 (66.7%) | | Traumatic brain injury | 5 (21.7%) | 1 (11.1%) | | Congenital brain abnormality | 2 (8.7%) | 2 (22.2%) | |
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Ordinal data was compared using the Wilcoxen rank-sum test. Categorical data was compared using Fischer’s test. values <0.05 considered significant.
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