Table 1.

Baseline characteristics by serious illness treatment preference response

CharacteristicCombined (n=382)Live as Long as Possible (n=75)Try Treatments, but Do Not Suffer (n=134)Focus on Comfort (n=126)Unsure (n=47)
Age, yr71 [66–77]70 [65–75]71 [66–78]73 [68–78]68 [65–74]
Women46 (174)41 (31)44 (59)46 (58)55 (26)
Race
 Black16 (61)24 (18)12 (16)11 (14)28 (13)
 White84 (317)73 (55)87 (117)88 (111)72 (34)
 Other1 (4)3 (2)1 (1)1 (1)0 (0)
Marital status
 Married65 (249)60 (45)70 (94)61 (77)70 (33)
 Divorced11 (42)19 (14)8 (11)10 (13)9 (4)
 Widowed18 (70)11 (8)18 (24)24 (30)17 (8)
 Single/other5 (21)11 (8)4 (5)5 (6)4 (2)
Insurance
 Private27 (104)28 (21)30 (40)22 (28)32 (15)
 Medicaid/medical assistance3 (13)11 (8)1 (2)2 (2)2 (1)
 Medicare69 (262)60 (45)69 (92)75 (94)66 (31)
Education
 Some high school10 (38)16 (12)10 (14)7 (9)6 (3)
 High school diploma or equivalent28 (106)24 (18)22 (30)30 (38)43 (20)
 Some college23 (89)24 (18)28 (37)17 (22)26 (12)
 College degree or higher39 (149)36 (27)40 (53)45 (57)26 (12)
Household income (annual, in thousands)
 <2015 (57)23 (17)10 (14)13 (16)21 (10)
 20–4025 (94)25 (19)25 (34)21 (26)32 (15)
 40–6019 (71)19 (14)23 (31)17 (22)9 (4)
 60–8014 (55)8 (6)15 (20)16 (20)19 (9)
 ≥8023 (88)21 (16)24 (32)27 (34)13 (6)
 Decline to answer4 (17)4 (3)2 (3)6 (8)6 (3)
Comorbidities
 Hypertension96 (368)99 (74)99 (132)94 (118)94 (44)
 Diabetes mellitus49 (189)37 (28)54 (73)48 (61)57 (27)
 CAD28 (108)27 (20)31 (42)25 (31)32 (15)
 CVD18 (67)11 (8)17 (23)21 (27)19 (9)
 PVD11 (41)16 (12)7 (10)10 (13)13 (6)
 Cardiovascular disease40 (151)35 (26)42 (56)39 (49)43 (20)
 Heart failure20 (78)21 (16)20 (27)20 (25)21 (10)
 Cancer27 (104)28 (21)28 (38)26 (33)26 (12)
 Chronic lung disease14 (53)13 (10)18 (24)11 (14)11 (5)
CCI6 [4–7]5 [4–7]6 [5–7]5 [4–7]6 [4–7]
BMI, kg/m230.3 [26.0–35.1]29.8 [25.5–33.8]30.3 [25.8–34.9]30.2 [26.3–35.8]33.2 [28.2–37.1]
eGFR (MDRD)a23 [17–28]24 [16–29]23 [18–28]23 [18–27]23[17–28]
ADL score5 [5–5]5 [5–5]5 [5–5]5 [5–5]5 [5–5]
iADL score8 [7–8]8 [7–8]8 [7–8]8 [6–8]8 [7–8]
POS-S Renal8 [4–15]7.5 [3–12]10 [5–15]8 [4–15]7 [4–15]
  • Continuous variables are presented as median [IQR], categorical variables are presented as percent (n). CAD, coronary artery disease; CVD, cerebrovascular disease; PVD, peripheral vascular disease; BMI, body mass index; MDRD, Modification of Diet in Renal Disease; POS-S Renal, Palliative Care Outcome Scale symptom list for end-stage renal disease.

  • a In ml/min per 1.73 m2.