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Logistic regression with the variable interaction (CA19.9 x AGE). Cases and controls of primary care and hospital.
| B | S.E. | Wald | df | Sig. | Exp (B) | 95.0% C.I. for EXP (B) | |||
|---|---|---|---|---|---|---|---|---|---|
| Lower | Upper | ||||||||
| Step 1(a) | AGE | .049 | .013 | 14.486 | 1 | .000 | * 1.051 | 1.024 | 1.078 |
| CA19.9 | .129 | .036 | 12.687 | 1 | .000 | * 1.138 | 1.060 | 1.222 | |
| TC | -.013 | .003 | 18.409 | 1 | .000 | * .987 | .981 | .993 | |
| CA19.9xAGE | .002 | .001 | 9.391 | 1 | .002 | * .998 | .997 | .999 | |
| Constant | - 2.035 | 1.064 | 3.656 | 1 | .056 | * .131 | |||
AGE-age in years; TC- total cholesterol. (* odds ratios).
