| Model 1 OR (95% CI) | P value | Model 2 OR (95% CI) | P value | Model 3 OR (95% CI) | P value |
---|---|---|---|---|---|---|
Patient Characteristic | Â | Â | Â | Â | Â | Â |
Older Age | 0.32 (0.20 to 0.51) | < 0.001* | 0.28 (0.17 to 0.47) | < 0.001* | 0.27 (0.15 to 0.48) | < 0.001* |
Female gender | 1.10 (0.70 to 1.72) | 0.68 | 0.92 (0.57 to 1.46) | 0.71 | 0.91 (0.55 to 1.50) | 0.72 |
Black race | 1.29 (0.83 to 2.03) | 0.26 | 1.33 (0.83 to 2.12) | 0.24 | 1.46 (0.89 to 2.41) | 0.14 |
Presence of Stage III CHF | 1.03 (0.66 to 1.61) | 0.90 | 1.03 (0.65 to 1.64) | 0.91 | 1.00 (0.60 to 1.68) | 1.00 |
Ambulates with walker | 0.83 (0.53 to 1.30) | 0.42 | 0.85 (0.54 to1.36) | 0.51 | 0.89 (0.54 to 1.46) | 0.66 |
Presence of moderate dementia | 0.16 (0.10 to 0.27) | < 0.001* | 0.16 (0.09 to 0.27) | < 0.001* | 0.14 (0.07 to 0.25) | < 0.001* |
PCP Demographics | Â | Â | Â | Â | Â | Â |
Older Age | Â | Â | 1.04 (1.01 to 1.06) | < 0.001 | 1.03 (0.97 to 1.09) | 0.29 |
Non-white race | Â | Â | 3.65 (1.67 to 7.95) | 0.001* | 30.29 (1.30 to 703.73) | 0.03* |
Female gender | Â | Â | 3.42 (2.11 to 5.58) | < 0.001* | 7.75 (2.07 to 28.93) | 0.002* |
OKPRN | Â | Â | 0.60 (0.38 to 0.93) | 0.02 | 0.33 (0.06 to 1.87) | 0.21 |
Urban practice | Â | Â | 1.10 (0.77 to 1.59) | 0.60 | 0.64 (0.24 to 1.710 | 0.38 |
Foreign Medical School Graduate | Â | Â | 1.09 (0.71 to 1.67) | 0.69 | 1.80 (0.33 to 9.78) | 0.50 |
PCP Experience | Â | Â | Â | Â | Â | Â |
Estimation of Remaining Life Expectancy | Â | Â | Â | Â | 0.99 (0.90 to 1.09) | 0.73 |
Report of knowledge of KDOQI guidelines | Â | Â | Â | Â | 1.09 (0.30 to 3.98) | 0.89 |
Importance of Patient Age | Â | Â | Â | Â | 1.12 (0.20 to 6.23) | 0.89 |
Importance of Patient Race | Â | Â | Â | Â | 0.01 (0.00 to 0.31) | 0.01 |
Importance of Patient Functional Status | Â | Â | Â | Â | 1.28 (0.36 to 4.56) | 0.70 |
Importance of Patient Cognitive Status | Â | Â | Â | Â | 0.33 (0.08 to 1.25) | 0.10 |
Importance of Severity of CKD | Â | Â | Â | Â | 17.43 (4.90 to 61.93) | < 0.001* |
Importance of Co-morbidities | Â | Â | Â | Â | 0.22 (0.07 to 0.77) | 0.02* |
Majority of patients over age 65 | Â | Â | Â | Â | 1.07 (0.38 to 3.00) | 0.89 |
More than 10 patients referred to nephrology in last 1 year | Â | Â | Â | Â | 4.21 (1.54 to 11.48) | 0.01* |
PCP Expectations of Referral | Â | Â | Â | Â | Â | Â |
Expectation that nephrologist would evaluate etiology of CKD | Â | Â | Â | Â | 2.16 (0.14 to 32.82) | 0.58 |
Expectation that nephrologist would manage blood pressure | Â | Â | Â | Â | 0.92 (0.33 to 2.58) | 0.88 |
Expectation that nephrologist would treat anemia | Â | Â | Â | Â | 0.28 (0.09 to 0.89) | 0.03* |
Expectation that nephrologist would discuss prognosis | Â | Â | Â | Â | 0.20 (0.01 to 7.88) | 0.39 |
Expectation that nephrologist would discuss initiation of dialysis | Â | Â | Â | Â | 1.09 (0.10 to 12.40) | 0.94 |
Expectation that nephrologist would discuss goals of care | Â | Â | Â | Â | 53.13 (2.42 to 1168.00) | 0.01* |
PCP Risk and Uncertainty | Â | Â | Â | Â | Â | Â |
Anxiety about uncertainty | Â | Â | Â | Â | 1.28 (1.04 to 1.57) | 0.02* |
Concern about bad outcomes | Â | Â | Â | Â | 0.81 (0.67 to .97) | 0.03* |
Reluctance to disclose uncertainty to patients | Â | Â | Â | Â | 0.92 (0.72 to 1.18) | 0.50 |
Reluctance to disclose uncertainty to other providers | Â | Â | Â | Â | 0.95 (0.73 to 1.25) | 0.73 |
Risk aversion | Â | Â | Â | Â | 3.39 (1.02 to 11.24) | 0.05* |