Table 2.
Receipt of appropriate treatment |
Patients treated |
Person- | Patients | Crude hazard rate (per 100 PYO) |
Crude hazard ratio (95% CI) |
Adjusted hazard ratio (95% CI)a |
||||
---|---|---|---|---|---|---|---|---|---|---|
years of | with | |||||||||
observation | disease | |||||||||
(PYO) | relapse | |||||||||
Not treated appropriately | 436 | 1018.4 | 164 | 16.1 | 1.00 | 1.00 | ||||
Treated appropriately | 794 | 2846.4 | 121 | 4.3 | 0.35 | (0.26 - | 0.45) | 0.35 | (0.26 - | 0.45) |
CI: confidence interval; PYO: person-years of observation; a Adjusted for period of registration, age at diagnosis, family history of breast cancer, pathological T stage, pathological N stage, tumour type, and clustering on centre due to the possible correlation of responses within centres