Table 1

Summary demographics of patients (n=656)

MeasureStatistic
Age (years, median, IQR)78 (67–84)
Male (n, %)449 (68)
Female (n, %)207 (32)
Initial GCS (median, IQR)14 (14–15)
 Mild impairment (13–15, n, %)540 (82)
 Moderate impairment (9–12, n, %)103 (16)
 Severe impairment (3–8, n, %)13 (2)
Comorbidities (n, %)
 Diabetes mellitus109 (17)
 Dementia73 (11)
 COPD36 (5)
 IHD169 (26)
 CVA103 (16)
 Malignancy55 (8)
Anticoagulation (n, %)
 Warfarin use124 (19)
 Antiplatelet medication use157 (24)
Initial mRS (median, IQR)3 (2–4)
Length of stay (days, median, IQR)7 (5–12)
Recollection / reoperation within 60 days (n, %)59 (9)
Patients in each time to surgery (days) category (n, %)
 0 days133 (20)
 1 day241 (37)
 2 days104 (16)
 3–6 days100 (15)
 7+ days78 (12)
  • COPD, Chronic obstuctive pulmonary disease; CVA, Cerebrovascular accident; GCS, Glasgow Coma Scale; IHD, Ischaemic heart disease ; mRS, modified Rankin Scale.