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Table 1 Gender, age and background information of participants

From: Haematological values in homozygous sickle cell disease in steady state and haemoglobin phenotypes AA controls in Lagos, Nigeria

Parameters Cases Controls
  Males Females Males Females
Frequency 46(44.66%) 57(55.33%) 30(30.61%) 68(69.38%)
Mean age ± SD 22.62 ± 6.93 24.72 ± 8.37 28.74 ± 9.47 31.18 ± 10.49
Overall Mean age ± SD 23.79 ± 7.81 30.43 ± 10.19   
  Frequency Percent   
Bone pain crises
Yes 94 91.2   
No 9 8.73   
Total 103 100   
Cigarette smoking
Yes 1 0.97   
No 102 99.03   
Total 103 100   
Alcohol intake
Yes 11 10.67   
No 92 89.32   
Total 103 100