Table 4.
PI < 1.29 | PI > 1.3 | p values | |
---|---|---|---|
VMCA systolic (cm/sec) |
85 ± 47 |
95 ± 46 |
0.56 |
VMCA diastolic (cm/sec) |
25 ± 21 |
22 ± 17 |
0.61 |
VMCA mean (cm/sec) |
45 ± 30 |
44 ± 24 |
0.91 |
PI |
1.58 ± 0.57 |
1.81 ± 0.64 |
0.32 |
CBFi |
440 ± 131 |
424 ± 115 |
0.71 |
pCO2 (mmHg) |
43 ± 9 |
43 ± 7 |
0.91 |
MAP (mmHg) | 78 ± 12 | 83 ± 10 | 0.31 |
VMCA: velocity in middle cerebral artery, PI: pulsatility index, CBFi: cerebral blood flow index, MAP: mean arterial pressure.