“…In a retrospective series in Sweden involving 1,260,000 spinal and 450,000 epidural anesthetics performed during a decade, Moen et al [22] reported epidural abscess in 13 patients and meningitis in 29. By contrast, in a multicenter prospective study involving 30,413 epidural and 40,640 spinal anesthetics, no infectious complications were reported [2].…”