Table 1 Characteristics of patients with brain abscess and ischaemic stroke
Brain abscessIschaemic stroke
All cases (n (%))28 (12.8)30 (13.7)
Adjusting for ascertainment bias (n (%))19 (9.05)24 (11.3)
Age (y) (median (Q1, Q3))44 (32.5, 50.5)50.5 (41.5, 59.5)
Gender (% male (Q1, Q3))¶60.7 (41.4, 80.0)30.0 (12.6, 47.4)
PAVM diagnosis prior to event (n (%))10 (35.7)10 (33.3)
Diagnosis following event (n (%))18 (64.3)20 (66.7)
Event-to-diagnosis (y) (median (Q1, Q3))2 (0.0, 8.0)2 (0.0, 16.0)
HHT diagnosis prior to event (n (%))§11 (39.3)12 (40)
Permanent deficit* (n (%))17 (70.8)†12 (46.2)‡
  • *Hemiparesis, visual field defect, cognitive defect or epilepsy.

  • †n of 24.

  • ‡n of 26.

  • §Includes one hepatic arteriovenous malformation and four gastrointestinal cases.

  • ¶Note overall male prevalence in series 35.8% (79/219; CI 29.4, 42.1).

  • HHT, hereditary haemorrhagic telangiectasia; PAVM, pulmonary arteriovenous malformations.