Single explanatory variable analysis of CT and MRI predictors of intracerebral haemorrhage
Variables | HT group (n = 21) | Non-HT group (n = 27) | Total | p Value |
---|---|---|---|---|
Values are mean (SD) unless indicated otherwise. | ||||
ADC, apparent diffusion coefficient; CT, computed tomography; DWI, diffusion weighted imaging; EIC, early ischaemic changes; HT, haemorrhagic transformation; MB, microbleeds; MCA, middle cerebral artery; MRA, magnetic resonance angiography; MRI, magnetic resonance imaging; PWI, perfusion weighted imaging; rCBFI, relative cerebral blood flow index; rMTT, regional mean transit time; rrCBV, relative regional cerebral blood volume; TTP, time to peak. | ||||
EIC (%) | 76.2 | 63 | 68.8 | 0.37 |
EIC>1/3 MCA territory (%) | 19 | 3.7 | 10.4 | 0.15 |
Hyperdense artery sign (%) | 57.1 | 29.6 | 41.7 | 0.08 |
DWI lesion volume (cm3) | 58.3 (65.0) | 39.0 (54.2) | 47.5 (59.3) | 0.28 |
ADC (×10−6 mm2/s) | 760.2 (142.2) | 783.2 (119.7) | 772.9 (129.3) | 0.55 |
PWI volume (cm3) | 123.6 (48.4) | 102 (61.4) | 110.9 (56.8) | 0.19 |
TTP (s) | 25.6 (7.1) | 24.6 (4.5) | 25.0 (5.7) | 0.55 |
rMTT (s) | 14.4 (4.7) | 14.4 (2.8) | 14.4 (3.7) | 0.95 |
rCBFI | 4.5 (2.5) | 5.6 (2.4) | 5.1 (2.5) | 0.14 |
rrCBV | 33.4 (13.7) | 38.2 (11.7) | 36.1 (12.7) | 0.20 |
Lacunes on T2* (%) | 57.1 | 22.2 | 37.5 | 0.02 |
MB on T2* (%) | 33.3 | 11.1 | 20.9 | 0.08 |
Recanalisation day 1 MRA (%) | 50 | 55.6 | 52.1 | 0.32 |