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Table 7 Effects of measures of severity on the academic performance of children with SCA

From: Determinants of academic performance in children with sickle cell anaemia

Severity variables N = 90 Academic score t-statistics r statistics
  n (%) Mean ± SD p-value p-value
Blood transfusion
    0 52 (57.8) 61.95 ±18.47   -0.068
    1 25 (27.8) 65.99 ±20.88   0.521
    2 8 (8.9) 63.50 ±21.15   
    3 3 (3.3) 66.07 ±16.06   
    4 2 (2.2) 33.20 ± 0.85   
Hospital admission
     No 35 (38.9) 61.17 ±16.92 0.598 -0.003
    Yes 55 (61.1) 63.69 ±20.96 0.551 0.976
Episodes of VOC
     No 62 (68.9) 62.20 ±18.22 -0.366  
    Yes 28 (31.1) 63.83 ±22.18 0.326  
  1. Correlation between academic score and measure of SCA severity.