About 90% of people survive to age 20, and close to 50% survive beyond age 50. In 2001, according to one study performed in Jamaica, the estimated mean survival for people was 53 years for men and 58 years for women with homozygous<unk> . The specific life expectancy in much of the developing world is unknown. In 1975 about 7.3% of people with<unk>  died before their 23rd birthday; while in 1989 2.6% of people with<unk>  died by the age of 20.
Sickle cell disease
Glucose-6-phosphate dehydrogenase deficiency
Sickle cell trait
Avascular necrosis
Primary hyperoxaluria
Sick cell syndrome
Thalassemia
Hawkinsinuria