Table 3:

Diagnostic yield of multidetector CT angiography in lobar IPH

No. Patients (%)Positive CTAs* (%)P value
All patients382 (100)76 (19.9)n/a
Sex0.24
    Male189 (49.5)33 (17.5)
    Female193 (50.5)43 (22.3)
Age group<.01
    1, 18–45 years60 (15.7)35 (58.3)
    2, 46–70 years155 (40.6)33 (21.3)
    3, 71–94 years167 (43.7)8 (4.8)
Hemorrhage site.01
    Frontal105 (27.5)20 (19.0)
    Temporal69 (18.1)20 (29.0)
    Parietal56 (14.7)17 (30.4)
    Occipital25 (6.5)2 (8.0)
    >1 Lobe127 (33.2)17 (13.4)
Known HTN<.01
    Yes199 (52.1)18 (9.0)
    No183 (47.9)58 (31.7)
Impaired coagulation<.01
    Yes114 (29.8)5 (4.4)
    No268 (70.2)71 (26.5)
Neither HTN nor impaired coagulation<.01
    Yes148 (38.7)58 (39.2)
    No§234 (61.3)18 (7.7)
IVH.05
    Yes143 (37.4)36 (25.2)
    No239 (62.6)40 (16.7)
  • * Includes 2 false-positive CTAs.

  • From univariate analysis with the Pearson χ2 test.

  • Independent predictor in multiple variable logistic regression analysis.

  • § Includes patients with either HTN and/or impaired coagulation.