Instrumentation
The data set previously entered in Research Electronic Data Capture
system (REDCap)30,31 was used to examine
cross-sectional relationships between demographic variables and study
outcomes at baseline. Variables included QOL questionnaires, the Faces
Scale, as well as physical posture measurements with an inclinometer.
Demographic data included in the data base were sex, age,
race/ethnicity, type of cancer, type of cancer treatment, educational
level of parents, and zip code.