Table 3 Adjusted odds ratio of being adherent to adjuvant endocrine therapy in women with breast cancer, adherence period
| Â | One-year adherence to AET | Three-year adherence to AET | Five-year adherence to AET | |||
|---|---|---|---|---|---|---|
OR (95% CI) | p-value | OR (95% CI) | p-value | OR (95% CI) | p-value | |
N=1,497 | Â | N=718 | Â | N=300 | Â | |
Age (years) | ||||||
 20-34 | 0.46 (0.26-0.82) | <0.01 | 0.09 (0.01-0.68) | <0.05 | - | - |
 35-49 | 0.82 (0.65-1.03) | 0.08 | 0.85 (0.61-1.20) | 0.36 | - | - |
 50-64 | 1 |  | 1 |  | - | - |
Race/Ethnicity | ||||||
 Non-Hispanic White | 1 |  | 1 |  | 1 |  |
 Non-Hispanic Black | 0.63 (0.47-0.85) | <0.01 | 0.45 (0.28-0.73) | <0.01 | 0.51 (0.22-1.17) | 0.11 |
 Hispanic | 0.94 (0.72-1.24) | 0.68 | 0.99 (0.66-1.50) | 0.97 | 1.13 (0.57-2.24) | 0.74 |
 Other | 1.52 (0.89-2.58) | 0.13 | 1.39 (0.71-2.74) | 0.34 | 1.48 (0.51-4.27) | 0.47 |
Tumor stage | ||||||
 Local | 1 |  | 1 |  | 1 |  |
 Regional | 0.86 (0.69-1.08) | 0.20 | 0.93 (0.67-1.30) | 0.68 | 0.56 (0.32-1.00) | 0.05 |
Poverty | ||||||
 ≤16 | 1 |  | 1 |  | 1 |  |
 16.1-18.3 | 0.81 (0.59-1.12) | 0.20 | 0.56 (0.35-0.89) | <0.05 | 0.64 (0.28-1.46) | 0.29 |
 ≥18.4 | 0.73 (0.47-1.13) | 0.16 | 0.58 (0.30-1.11) | 0.10 | 0.59 (0.20-1.73) | 0.34 |
Median Income | ||||||
 ≤33,502 | 1 |  | 1 |  | 1 |  |
 33,503-41946 | 1.00 (0.65-1.53) | 0.99 | 0.60 (0.32-1.12) | 0.11 | 0.93 (0.35-2.44) | 0.88 |
 ≥41,947 | 0.74 (0.44-1.25) | 0.26 | 0.47 (0.22-0.98) | <0.05 | 0.66 (0.21-2.10) | 0.48 |
DPCa Physicians per 100K Population | ||||||
 ≤103.9 | 1 |  | 1 |  | 1 |  |
 104-198.7 | 0.85 (0.62-1.18) | 0.34 | 0.75 (0.46-1.21) | 0.24 | 1.12 (0.51-2.48) | 0.78 |
 ≥198.8 | 1.13 (0.80-1.59) | 0.50 | 0.92 (0.55-1.52) | 0.74 | 0.58 (0.25-1.36) | 0.21 |
TX-Mexico Border | ||||||
 No | 1 |  | 1 |  | 1 |  |
 Yes | 2.19 (1.29-3.71) | <0.01 | 1.25 (0.60-2.63) | 0.55 | 1.24 (0.41-3.71) | 0.71 |
Region | ||||||
 Metro | 1 |  | 1 |  | 1 |  |
 Urban/Rural | 1.40 (0.95-2.08) | 0.09 | 0.88 (0.50-1.54) | 0.66 | 1.58 (0.62-4.03) | 0.34 |
Year of Diagnosis | ||||||
 2000-2001 | 1 |  | 1 |  | 1 |  |
 2002-2004 | 1.56 (1.15-2.12) | <0.01 | 1.01 (0.69-1.47) | 0.98 | 0.86 (0.50-1.46) | 0.57 |
 2005-2007 | 1.32 (0.95-1.83) | 0.10 | 0.83 (0.45-1.52) | 0.54 | - | - |
Chemotherapy | ||||||
 No | 1 |  | 1 |  | 1 |  |
 Yes | 0.87 (0.69-1.10) | 0.24 | 0.85 (0.61-1.20) | 0.36 | 0.68 (0.39-1.19) | 0.18 |
Radiation Therapy | ||||||
 No | 1 |  | 1 |  | 1 |  |
 Yes | 1.27 (1.02-1.58) | <0.05 | 1.15 (0.83-1.59) | 0.41 | 0.99 (0.58-1.69) | 0.98 |
Surgery | ||||||
 No | 1 |  | 1 |  | 1 |  |
 Yes | 1.12 (0.71-1.78) | 0.62 | 2.07 (0.82-5.21) | 0.12 | 1.90 (0.20-18.2) | 0.58 |
Comorbidity score | ||||||
 0 | 1 |  | 1 |  | 1 |  |
 1-2 | 0.98 (0.75-1.28) | 0.90 | 0.83 (0.57-1.20) | 0.32 | 1.51 (0.83-2.76) | 0.18 |
 3 or more | 0.74 (0.53-1.03) | 0.08 | 0.95 (0.60-1.51) | 0.82 | 2.87 (1.31-6.29) | <0.01 |