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Table 2 Age and Mean Serum Testosterone Concentrations of HbSS and HbAA Subjects

From: Serum testosterone levels of HbSS (sickle cell disease) male subjects in Lagos, Nigeria

Age Groups HbSS   HbAA
(Years) Numbers of subjects Mean Serum ± SD
Testosterone(ng/ml)
Numbers of subjects Mean Serum ± SD
Testosterone(ng/ml)
17-22 23 1.139 ± 0.575 3 2.833 ± 0.551
22-28 13 1.638 ± 0.973 8 2.228 ± 0.565
29-above 11 1.073 ± 0.514 17 2.753 ± 1.257
Total Average 47 1.283 ± 0.514 28 2.625 ± 0.791