“…In 2018-2019, we recruited 400 patients and randomized 363 of these patients from nephrology clinics in greater Boston, Portland (Maine), San Diego, and Chicago to participate in the DART Trial (ClinicalTrials.gov identifier NCT03522740), a randomized controlled trial investigating the effectiveness of a web-based decision aid compared with routine in-person education in reducing decisional conflict. 30,31 Eligible patients had nondialysis advanced CKD and were aged 70 years or older, spoke English, and were established in a nephrology clinic. To determine eligibility by estimated glomerular filtration rate (eGFR), one of the most recent 2 eGFR assessments had to be <30 mL/min/1.73 m 2 with the other <35 mL/min/ 1.73 m 2 .…”