“…Among the 43 reports on the incidence rate of depression in epilepsy, 15 were based on a population survey [ 14 , 19 – 22 , 25 – 27 , 35 , 38 , 39 , 45 , 47 , 50 , 52 ], and 28 were clinical studies [ 12 , 13 , 15 – 18 , 23 , 24 , 28 – 34 , 36 , 37 , 40 – 44 , 46 , 48 , 49 , 51 , 53 , 54 ]. In a population-based environment, the combined prevalence of epilepsy in depression patients was 27% (95% CI, 23–31), while the prevalence was 34% in the clinic (95% CI, 30–39) ( Fig 3 ).…”