Table V.
Correlation between EQ 5D, total costs, patients’ age, age of diagnosis, and total costs other than drugs: multilinear-regression model (n=68)*.
| Independent variable | Coefficient | Standard error | t | P value | 95% Confidence Interval |
|---|---|---|---|---|---|
| EQ 5D | −279.4714 | 64.77232 | −4.31 | 0.000 | −408.9916; −149.9511 |
| Drugs costs | .0004994 | .0093903 | 0.05 | 0.958 | −.0182777; .0192765 |
| Patients’ age | −618.0774 | 208.6071 | −2.96 | 0.004 | −1035.213; 200.9416 |
| Squared patients’age | 6.636786 | 2.776952 | 2.39 | 0.020 | 1.083927; 12.18964 |
| Age of diagnosis | −154.6141 | 138.5862 | −1.12 | 0.269 | −431.7343; 122.506 |
*
Prob>F=0.0000; Root MSE=6682.3; F(6, 61)=7.56; R-squared=0.3102