Table 3.

Characteristics of the study samples

CharacteristicAdult patients (N = 174)Parents of pediatric patients (N = 109)
All respondents   
Survey duration in minutes, median 26.2 28.4 
Age in years, mean (SD) 34.0 (11.5) 39.6 (9.1) 
Female, %  72.9 78.5 
Race, %,    
American Indian or Alaska Native 2.9 
Black or African American 96.5 93.5 
White or Caucasian 1.8 10.3 
Other 4.1 5.6 
Ethnicity, %   
Non-Hispanic, Latino or Spanish origin 88.5 91.7 
Hispanic, Latino or Spanish origin 11.5 8.3 
Educational attainment, %    
High school or less 20.1 19.6 
Some college but no degree 26.0 25.2 
Associate degree or technical school 13.6 24.3 
4-y college degree 23.1 14.0 
Graduate or professional degree 17.1 16.8 
All patients   
Patient age in years, mean (SD) 34.0 (11.5) 8.9 (5.1) 
Female, % 72.9 46.8 
In the last 12 mo prior to the survey   
Number of sickle cell pain crises that required attention at a hospital or a clinic, mean (SD) 3.4 (5.4) 1.4 (2.0) 
Experienced some level of continued pain for at least 6 mo, % 58.1 19.3 
Had an ACS episode, % 19.5 19.3 
Had a stroke, %  4.1 0.9 
Received blood transfusions, %   
To help manage a pain crisis 25.9 19.3 
To resolve issues related to SCD other than pain crises (eg, damage to organs such as the brain, eyes or kidneys) 7.5 9.2 
To prevent future strokes or heart problems 9.8 7.3 
Currently taking hydroxyurea to treat SCD, %  49.4 54.3 
Received a bone marrow transplant in the past, %  5.3 2.8 
Received gene therapy in the past, %  1.8 
CharacteristicAdult patients (N = 174)Parents of pediatric patients (N = 109)
All respondents   
Survey duration in minutes, median 26.2 28.4 
Age in years, mean (SD) 34.0 (11.5) 39.6 (9.1) 
Female, %  72.9 78.5 
Race, %,    
American Indian or Alaska Native 2.9 
Black or African American 96.5 93.5 
White or Caucasian 1.8 10.3 
Other 4.1 5.6 
Ethnicity, %   
Non-Hispanic, Latino or Spanish origin 88.5 91.7 
Hispanic, Latino or Spanish origin 11.5 8.3 
Educational attainment, %    
High school or less 20.1 19.6 
Some college but no degree 26.0 25.2 
Associate degree or technical school 13.6 24.3 
4-y college degree 23.1 14.0 
Graduate or professional degree 17.1 16.8 
All patients   
Patient age in years, mean (SD) 34.0 (11.5) 8.9 (5.1) 
Female, % 72.9 46.8 
In the last 12 mo prior to the survey   
Number of sickle cell pain crises that required attention at a hospital or a clinic, mean (SD) 3.4 (5.4) 1.4 (2.0) 
Experienced some level of continued pain for at least 6 mo, % 58.1 19.3 
Had an ACS episode, % 19.5 19.3 
Had a stroke, %  4.1 0.9 
Received blood transfusions, %   
To help manage a pain crisis 25.9 19.3 
To resolve issues related to SCD other than pain crises (eg, damage to organs such as the brain, eyes or kidneys) 7.5 9.2 
To prevent future strokes or heart problems 9.8 7.3 
Currently taking hydroxyurea to treat SCD, %  49.4 54.3 
Received a bone marrow transplant in the past, %  5.3 2.8 
Received gene therapy in the past, %  1.8 

SD, standard deviation.

Percentages do not include missing responses in the denominator.

Respondents were allowed to select more than 1 answer.

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