MRI indices | Correlation coefficient | p Value |
---|---|---|
ADC, apparent diffusion coefficient; CT, computed tomography; DWI, diffusion weighted imaging; EIC, early ischaemic changes; MRI, magnetic resonance imaging; m-RS, modified Rankin scale; NIHSS, National Institutes of Health stroke scale; 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. | ||
DWI lesion volume (cm3) | 0.57 | <0.0001 |
ADC (10−6 mm2/s) | −0.14 | 0.33 |
PWI lesion volume (cm3) | 0.51 | <0.0001 |
TTP (s) | 0.003 | 0.98 |
rrCBV | −0.04 | 0.77 |
RCBFI | −0.20 | 0.18 |
RMTT (s) | −0.01 | 0.95 |
EIC (%) | 0.23 | 0.11 |
NIHSS score | 0.56 | <0.0001 |
Day 60 m-RS score | 0.42 | 0.004 |