Table 1.

Characteristics of 778 patients with CSDH

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%)

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