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Table 1 Characteristics of 778 patients with CSDH

From: Epidemiological characteristics of 778 patients who underwent surgical drainage of chronic subdural hematomas in Brasília, Brazil

Sex

 

   Male (%)

643 (82.6%)

   Female (%)

135 (17.4%)

Age in years (mean ± SD) and range

64.3 ± 15.9 (14–93)

   <65 years (%)

336 (43.2%)

   ≥65 years (%)

442 (56.8%)

Median (IQR) GCS on admission

14 (13–15)

GCS (%)

 

   15-14

540 (69.4%)

   13-9

192 (24.7%)

   8-3

30 (3.9%)

Convexity hematoma (%)

 

   Left

293 (37.7%)

   Right

311 (40.0%)

   Bilateral

174 (22.3%)

Origin

 

   Fall

282 (36.2%)

   Traffic accident

74 (9.5%)

   Aggression

35 (4.5%)

   Other accidents

79 (10.1%)

   Coagulopathy or anticoagulant/   antiaggregant therapy

27 (3.5%)

   Unclear

281 (36.1%)

  1. Values shown are mean ± standard deviations (SD), unless otherwise specified, and percentages, where indicated. GCS = Glasgow coma scale; IQR = Interquartile range.