Table 1 Example of random block of clinical vignettes provided to PCP respondents

67 year old white male with history of diabetes, hypertension, and NYHA class III heart failure has chronic kidney disease with a GFR of 20 for greater than 3 months. He is ambulatory without assistive device. He has no history of dementia.

80 year old black male with history of diabetes and hypertension has chronic kidney disease with a GFR of 20 for greater than 3 months. He is ambulatory without assistive devices. He has no history of dementia.

67 year old white female with history of diabetes and hypertension has chronic kidney disease with a GFR of 20 for greater than 3 months. She is ambulatory but requires use of a walker. She has no history of dementia.

80 year old black female with history of diabetes, hypertension, and NYHA class III heart failure has chronic kidney disease with a GFR of 20 for greater than 3 months. She is ambulatory but requires use of a walker. She has no history of dementia.

80 year old white female with history of diabetes, hypertension, and NYHA class III heart failure has chronic kidney disease with a GFR of 20 for greater than 3 months. She is ambulatory without assistive device. She has history of moderate dementia (MMSE 15).

67 year old black male with history of diabetes, hypertension, and NYHA class III heart failure has chronic kidney disease with a GFR of 20 for greater than 3 months. He is ambulatory but requires use of a walker. He has history of moderate dementia (MMSE 15).

67 year old black female with history of diabetes and hypertension has chronic kidney disease with a GFR of 20 for greater than 3 months. She is ambulatory without assistive device. She has history of moderate dementia (MMSE 15).

80 year old white male with history of diabetes and hypertension has chronic kidney disease with a GFR of 20 for greater than 3 months. He is ambulatory but requires use of a walker. He has history of moderate dementia (MMSE 15).