Diagnostic yield of multidetector CT angiography in lobar IPH
| No. Patients (%) | Positive CTAs* (%) | P value† | |
|---|---|---|---|
| All patients | 382 (100) | 76 (19.9) | n/a |
| Sex | 0.24‡ | ||
| Male | 189 (49.5) | 33 (17.5) | |
| Female | 193 (50.5) | 43 (22.3) | |
| Age group | <.01‡ | ||
| 1, 18–45 years | 60 (15.7) | 35 (58.3) | |
| 2, 46–70 years | 155 (40.6) | 33 (21.3) | |
| 3, 71–94 years | 167 (43.7) | 8 (4.8) | |
| Hemorrhage site | .01 | ||
| Frontal | 105 (27.5) | 20 (19.0) | |
| Temporal | 69 (18.1) | 20 (29.0) | |
| Parietal | 56 (14.7) | 17 (30.4) | |
| Occipital | 25 (6.5) | 2 (8.0) | |
| >1 Lobe | 127 (33.2) | 17 (13.4) | |
| Known HTN | <.01 | ||
| Yes | 199 (52.1) | 18 (9.0) | |
| No | 183 (47.9) | 58 (31.7) | |
| Impaired coagulation | <.01 | ||
| Yes | 114 (29.8) | 5 (4.4) | |
| No | 268 (70.2) | 71 (26.5) | |
| Neither HTN nor impaired coagulation | <.01 | ||
| Yes | 148 (38.7) | 58 (39.2) | |
| No§ | 234 (61.3) | 18 (7.7) | |
| IVH | .05‡ | ||
| Yes | 143 (37.4) | 36 (25.2) | |
| No | 239 (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.