Table 1.

Bivariate analyses of selected demographic and potential predictor variables

Characteristics and QuestionsIf You Are Currently Receiving Dialysis, Do You Regret the Decision to Start Dialysis? n (%)Unadjusted Odds Ratios (95% CI)P Value
YesNo
Dialysis cohort, N=39782 (21)315 (79)
Race1.87 (1.02 to 3.44)0.04
 White (ref)15 (18)93 (30)
 Nonwhite67 (82)222 (70)
Mode of dialysis1.54 (0.53 to 4.47)0.42
 Hemodialysis (ref)73 (94)293 (96)
 Peritoneal dialysis5 (6)13 (4)
Sex0.73 (0.44 to 1.21)0.22
 Female (ref)30 (63)139 (56)
 Male52 (37)176 (44)
Marital status0.88 (0.67 to 1.15)0.34
 Married (ref)35 (43)118 (37)
 Not married46 (57)197 (63)
Mean age at first encounter (range)59.7 (21–88)59.1 (22–91)1.003 (0.99 to 1.02)0.73
Length of time in months on dialysis (range)41.5 (2–224)52.7 (1–336)1.00 (0.99 to 1.00)0.11
Attitudes toward medical decision making and care
 How important is to you for your family to be actively involved in medical decision making?0.41 (0.24 to 0.70)<0.001
  Unsure/unimportant (ref)30 (33)60 (67)
  Important52 (17)253 (83)
 If you are currently receiving dialysis, why did you choose dialysis over conservative care?2.62 (1.47 to 4.67)<0.001
  Doctor’s/family’ s wish (ref)63 (78)176 (57)
  Personal wish18 (22)133 (43)
 How important is it for you to be informed about treatment options such as withdrawing dialysis?0.02
  Unsure/unimportant (ref)36 (44)108 (34)0.73 (0.56 to 0.96)
  Important46 (56)206 (66)
 How important is detailed information about your medical condition?0.40 (0.23 to 0.71)0.001
  Unsure/unimportant (ref)24 (29)45 (14)
  Important58 (71)270 (86)
Attitudes toward future care
 How informed are you about your medical condition and how it will change over time?0.69 (0.42 to 1.12)0.13
  Uninformed/unsure (ref)43 (52)136 (43)
  Informed39 (48)179 (57)
 Have you thought about what might happen with your illness in the future?1.37 (0.79 to 2.38)0.26
  No (ref)21 (26)100 (32)
  Yes61 (74)212 (68)
 How do you see your health in next 12 mo?1.27 (0.67 to 2.84)0.56
  No change/improving (ref)74 (90)277 (88)
  Worsening8 (10)38 (12)
 How important is it for your “quality of life” to affect your future care?0.42 (0.24 to 0.76)0.003
  Unsure/unimportant (ref)22 (27)42 (13)
  Important60 (73)271 (87)
 How important is it for you to be informed about your prognosis?0.51 (0.29 to 0.89)0.02
  Unsure/unimportant (ref)24 (29)55 (17)
  Important58 (71)260 (83)
 Has your doctor talked to you about how much time you have to live?0.44 (0.22 to 0.880.008
  No (ref)66 (83)282 (92)
  Yes14 (17)26 (8)
 How important is it for you to prepare and plan ahead in case of death?0.39 (0.23 to 0.66)<0.001
  Unsure/unimportant (ref)32 (39)63 (20)
  Important50 (61)250 (80)
Modifiable care process
 Have you completed a living will?0.51 (0.29 to 0.89)0.01
  No (ref)61 (75)190 (61)
  Yes20 (25)122 (39)
 Personal directive0.99 (0.53 to 1.83)0.98
  No (ref)66 (80)254 (81)
  Yes16 (20)61 (19)
 Health care proxy0.79 (0.53 to 1.76)0.56
  No (ref)74 (90)277 (88)
  Yes8 (10)38 (12)
  • 95% CI, 95% confidence interval; ref, reference group.