Table 3.
Logistic Regression Models of Intensity of Care Outcome Variables
| Outcome | Predictors | β | S.E. | Wald | df | Sig | OR | 95% CI |
|---|---|---|---|---|---|---|---|---|
| Outcome | Predictors | B | SE | Wald | df | p | OR | 95% CI |
| Dialysis | ||||||||
| Advance directive | −0.111 | 0.243 | 0.208 | 1 | .648 | 0.895 | [0.556, 1.441] | |
| Age | −0.078 | 0.016 | 24.532 | 1 | < .001 | 0.925 | [0.896, 0.954] | |
| (Intercept) | −1.596 | 0.171 | 87.307 | 1 | < .001 | 0.203 | ||
| Invasive Procedures | ||||||||
| Advance directive | −0.294 | 0.189 | 2.420 | 1 | .120 | 0.745 | [0.514, 1.080] | |
| Age | −0.058 | 0.011 | 26.056 | 1 | < .001 | 0.943 | [0.923, 0.965] | |
| (Intercept) | −0.213 | 0.128 | 2.770 | 1 | .096 | 0.809 | ||
| Mechanical Ventilation | ||||||||
| Advance directive | −0.477 | 0.200 | 5.704 | 1 | .017 | 0.620 | [0.419, 0.918] | |
| Age | −0.070 | 0.012 | 34.610 | 1 | < .001 | 0.932 | [0.911, 0.954] | |
| CCI | −0.268 | 0.100 | 7.119 | 1 | .008 | 0.765 | [0.628, 0.931] | |
| (Intercept) | 0.795 | 0.140 | 32.157 | 1 | < .001 | 2.214 | ||
| Artificial Nutrition | ||||||||
| Advance directive | 0.028 | 0.197 | 0.020 | 1 | .889 | 1.028 | [0.699, 1.512] | |
| Age | −0.036 | 0.012 | 9.648 | 1 | .002 | 0.964 | [0.942, 0.987] | |
| (Intercept) | −0.810 | 0.135 | 35.994 | 1 | < .001 | 0.445 | ||
| Cardiovascular Support | ||||||||
| Advance directive | −0.288 | 0.189 | 2.311 | 1 | .128 | 0.750 | [0.517, 1.087] | |
| Age | −0.072 | 0.011 | 39.373 | 1 | < .001 | 0.930 | [0.910, 0.952] | |
| (Intercept) | 0.166 | 0.129 | 1.645 | 1 | .200 | 1.180 | ||
| Admission or Transfer to ICU | ||||||||
| Advance directive | −0.436 | 0.267 | 2.673 | 1 | .102 | 0.647 | [0.383, 1.091] | |
| Age | −0.051 | 0.016 | 10.820 | 1 | .001 | 0.950 | [0.922, 0.980] | |
| (Intercept) | 2.119 | 0.201 | 111.361 | 1 | < .001 | 8.326 | ||
| Comfort Care Orderset Use | ||||||||
| Advance directive | 0.323 | 0.184 | 3.061 | 1 | .080 | 1.381 | [0.962, 1.983] | |
| (Intercept) | 0.244 | 0.124 | 3.860 | 1 | .049 | 1.276 | ||
| Received CPR | ||||||||
| Advance directive | −0.544 | 0.231 | 5.559 | 1 | .018 | 0.581 | [0.370, 0.912] | |
| Age | −0.042 | 0.014 | 9.161 | 1 | .002 | 0.959 | [0.934, 0.985] | |
| (Intercept) | −1.123 | 0.146 | 59.540 | 1 | < .001 | 0.325 | ||
| Code Status at Death | ||||||||
| Advance directive | −0.692 | 0.309 | 5.001 | 1 | .025 | 0.501 | [0.273, 0.918] | |
| (Intercept) | −1.846 | 0.179 | 105.929 | 1 | < .001 | 0.158 | ||
| Palliative Care Consult | ||||||||
| Advance directive | 0.558 | 0.200 | 7.783 | 1 | .005 | 1.748 | [1.181, 2.587] | |
| (Intercept) | −1.181 | 0.145 | 66.182 | 1 | < .001 | 0.307 | ||
| Hospice Referral | ||||||||
| Advance directive | 0.679 | 0.201 | 11.389 | 1 | .001 | 1.972 | [1.329, 2.925] | |
| (InterceDt) | −1.245 | 0.148 | 71.067 | 1 | < .001 | 0.288 |