Table 3.

Nephrologists who reported being very well preparedness, logistic regression modela

Characteristics of NephrologistsUnivariate AnalysisMultivariate Analysis
OR (95% CI)POR (95% CI)P
Year fellowship completedb
    1993 to 2005 (n = 131)1.00 (Reference)
    1960 to 1992 (n = 199)4.07 (2.49 to 6.65)<0.001
Age (yr)
    20 to 45 (n = 155)1.00 (Reference)
    46+ (n = 199)3.26 (2.06 to 5.14)<0.0012.77 (1.70 to 4.53)<0.001
No. of patients cared for
    ≤55 (n = 113)1.00 (Reference)
    56 to 100 (n = 111)1.57 (0.91 to 2.71)0.105
    101+ (n = 117)1.83 (1.07 to 3.14)0.027
No. of patients who stopped dialysis in past year
    0 to 2 (n = 137)1.00 (Reference)
    3 to 5 (n = 111)1.67 (0.99 to 2.80)0.0551.77 (1.03 to 3.06)0.040
    6+ (n = 88)2.39 (1.38 to 4.16)0.0022.58 (1.43 to 4.66)0.002
No. of patients referred to hospice in past year
    0 to 1 (n = 111)1.00 (Reference)
    2 to 3 (n = 110)1.44 (0.83 to 2.48)0.194
    4+ (n = 121)1.84 (1.08 to 3.13)0.024
For-profit chain affiliation
    no (n = 187)1.00 (Reference)
    yes (n = 1651.33 (0.87 to 2.03)0.195
Medical school affiliation
    no (n = 166)1.00 (Reference)
    yes (n = 189)0.91 (0.59 to 1.38)0.644
Country of practiceb
    Canada (n = 60)1.00 (Reference)
    United States (n = 295)1.72 (0.94 to 3.12)0.0771.41 (0.73 to 2.75)0.309
Unit policy on withdrawal of dialysis
    no (n = 260)1.00 (Reference)
    yes (n = 90)1.58 (0.98 to 2.56)0.063
Aware of RPA/ASN guidelines
    no (n = 146)1.00 (Reference)
    yes (n = 210)2.18 (1.39 to 3.41)<0.0011.78 (1.10 to 2.90)<0.001
Aware of RPA/ASN statement
    no (n = 165)1.00 (Reference)
    yes (n = 190)1.81 (1.18 to 2.79)0.007
Use time-limited trials of dialysis
    no (n = 72)1.00 (Reference)
    yes (n = 280)2.38 (1.33 to 4.77)0.003
  • a See Materials and Methods for an explanation of the variables. CI, confidence interval; OR, odds ratio.

  • b Model is adjusted by country of practice, although this variable is statistically NS.