Instrument,Data Elements Sickle In Africa Core Data elements ,89 Extended Demographics ,16 Anthropometrics ,19 Medical History SCD Complications ,32 Medical History 6month Pain Episodes ,6 Medical History 12month Pain Episodes ,3 Medical History Stroke ,106 Medical History Arterial And Venous Disease ,23 Medical History Kidney Disease ,5 Medical History Epilepsy ,1 Medical History Transfusion ,3 Medical History Blood Pressure ,12 Alcohol ,9 Smoking Status ,32 Lifetime Drug Use ,84 Laboratory Results Complete Blood Count ,13 Laboratory Results Kidney Function Assay ,9 Laboratory Results Liver Function Assay ,54 Additional Laboratory Results ,186 Therapeutics Reception ,1 Therapeutics Prescription Medication ,9 Therapeutics Over Counter Medication ,10 Therapeutics Past And Present Pain Medication ,26 Quality Of Life And Care ,466 Phenotype ,242 Genotype ,39 Gross Motor Skills Child,4