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. 2010 Apr;31(4):691–695. doi: 10.3174/ajnr.A1880

Table 1:

Different levels of z-axis coverage stratified by quantitative parameters of our patient populationa

Patients Number of Cases Absolute Baseline PCT Infarct Volume Baseline PCT Infarct/MCA Absolute Baseline PCT Penumbra Volume Baseline PCT Penumbra/ (Infarct + Penumbra)
All 51 75 70 75 60
Stratified by baseline absolute PCT infarct volume
    <25 mL 19 50 35 65 60
    25–75 mL 9 60 40 65 60
    >75 mL 23 75 70 75 70
Stratified by baseline PCT infarct/MCA ratio
    <33% 28 65 40 75 60
    ≥33% 23 75 70 75 70
Stratified by baseline absolute PCT penumbra volume
    <50 mL 14 65 55 70 25
    50–150 mL 24 75 55 75 60
    >150 mL 13 60 65 75 65
Stratified by baseline PCT penumbra/ (infarct + penumbra) ratio
    <20% 7 15 15 10 10
    20%–50% 13 55 55 70 60
    >50% 31 75 70 75 70
Stratified by absolute follow-up infarct volume
    <50 mL 22 55 35 65 55
    50–100 mL 15 75 50 65 60
    >100 14 70 70 75 70
a

Plateau was reached for PCT parameters in 95% (p95) of patients.