preferred_name: Patients that were on the kidney or kidney-pancreas waitlist prior to initiation of dialysis
preferred_name_lc: patients that were on the kidney or kidney-pancreas waitlist prior to initiation of dialysis
label: Patients that were on the kidney or kidney-pancreas waitlist prior to initiation of dialysis
label_lc: patients that were on the kidney or kidney-pancreas waitlist prior to initiation of dialysis