Table 3 Comparison between groups according to frequency of blood transfusion regarding demographic, hematological, biochemical and radiological parameters
|  | Never (n = 11) | occasional (n = 27) | regular (n = 31) | P Value | |
|---|---|---|---|---|---|
Peak systolic velocity (cm/s) (mean ± SD) | |||||
RT MCA | 147.6667 ± 28.23013 | 126.9167 ± 26.7835 | 140.32 ± 25.6 | 0.023 | Significant |
LT MCA | 152.4386 ± 35.71815 | 135.25 ± 28.97373 | 146.12 ± 33.17 | 0.124 | not significant |
RT DICA | 139.0877 ± 35.46743 | 116.75 ± 36.7179 | 147.19 ± 40.74 | 0.053 | not significant |
LT DICA | 126.4737 ± 37.70994 | 99.0833 ± 30.50025 | 119.9 ± 30.59 | 0.021 | Significant |
RT ACA | 138.551 ± 39.32454 | 118.7778 ± 35.76233 | 130.65 ± 28.93 | 0.166 | not significant |
LT ACA | 141.898 ± 59.70771 | 112.8889 ± 30.32509 | 133.73 + 38.04 | 0.162 | not significant |
RT PCA | 128.1224 ± 46.46443 | 100.6667 ± 29.21044 | 140.96 ± 44.2 | 0.94 | not significant |
LT PCA | 123.4694 ± 45.81171 | 102.4444 ± 49.1353 | 132.38 ± 55.44 | 0.216 | not significant |
Time average mean of maximum velocity (cm/s) (mean ± SD) | |||||
RT MCA | 101.5439 ± 22.49371 | 88.9167 ± 19.49106 | 96.12 ± 21.43 | 0.076 | not significant |
LT MCA | 93.9298 ± 32.84262 | 90.9167 ± 26.27982 | 97.3 ± 34.9 | 0.767 | not significant |
RT DICA | 97.1579 ± 21.88998 | 84.1667 ± 21.43842 | 104.93 ± 22.46 | 0.015 | Significant |
LT DICA | 89.1579 ± 24.95051 | 84.19 ± 18.82 | 69.5 ± 22.33424 | 0.014 | Significant |
RT ACA | 96.6327 ± 31.54738 | 86.4444 ± 30.42249 | 87.69 ± 21.44 | 0.375 | not significant |
LT ACA | 98.8776 ± 44.39202 | 81 ± 22.19234 | 86.67 ± 29.68 | 0.245 | not significant |
RT PCA | 90.1633 ± 30.98074 | 72.5556 ± 23.53779 | 95.92 ± 27.52 | 0.112 | not significant |
LT PCA | 84.4694 ± 29.53254 | 67.6667 ± 30.7693 | 90.03 ± 34.78 | 0.125 | not significant |