Table 5.
Odds ratios (ORs) and 95% confidence intervals (CIs) for factors potentially associated with agreement between questionnaire and medical record information for specific types of chemotherapy medication in 939 women with breast cancer.
| Cyclophosphamide | Fluorouracil | Methotrexate | Epirubicin | Doxorubicin | Docetaxel | |
|---|---|---|---|---|---|---|
| OR1 (95% CI) | OR1 (95% CI) | OR1 (95% CI) | OR1 (95% CI) | OR1 (95% CI) | OR1 (95% CI) | |
| Age at diagnosis1 | 0.95 (0.92, 0.97) | 0.95 (0.93, 0.98) | 0.96 (0.92, 0.99) | 0.99 (0.96, 1.03) | 0.96 (0.92, 1.00) | 1.01 (0.96, 1.06) |
| Recall period1 | 0.72 (0.62, 0.84) | 0.80 (0.69, 0.93) | 0.88 (0.75, 1.03) | 0.92 (0.77, 1.11) | 0.84 (0.71, 1.00) | 1.31 (0.97, 1.76) |
| Marital status (yes versus no) | 0.74 (0.46, 1.20) | 0.78 (0.48, 1.27) | 0.78 (0.45, 1.38) | 0.84 (0.45, 1.57) | 0.84 (0.45, 1.56) | 1.64 (0.79, 3.42) |
| English speaking (yes versus no) | 1.98 (1.05, 3.73) | 1.18 (0.97, 2.34) | 1.47 (0.76, 2.85) | 2.27 (1.16, 4.43) | 0.76 (0.33, 1.75) | 1.59 (0.59, 4.31) |
| Breast cancer recurrence (yes versus no) | 0.81 (0.40, 1.64) | 0.59 (0.29, 1.19) | 0.88 (0.40, 1.93) | 0.63 (0.29, 1.37) | 0.42 (0.20, 0.92) | 0.08 (0.03, 0.17) |
| Family history (yes versus no) | 0.95 (0.63, 1.44) | 1.09 (0.72, 1.65) | 1.02 (0.64, 1.64) | 1.10 (0.65, 1.88) | 0.88 (0.52, 1.48) | 1.42 (0.68, 2.98) |
| Alcohol consumption1 | 1.01 (0.97, 1.05) | 1.02 (0.98, 1.06) | 1.05 (1.00, 1.11) | 1.03 (0.97, 1.08) | 1.00 (0.96, 1.05) | 0.95 (0.90, 0.99) |
| Education level | ||||||
| Bachelor/graduate | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| High school | 0.56 (0.33, 0.95) | 0.52 (0.30, 0.87) | 0.87 (0.47, 1.58) | 0.56 (0.28, 1.12) | 0.75 (0.39, 1.48) | 0.91 (0.36, 2.27) |
| Some vocational/college | 0.68 (0.42, 1.11) | 0.67 (0.41, 1.10) | 1.02 (0.58, 1.82) | 0.56 (0.29, 1.05) | 0.99 (0.51, 1.90) | 0.56 (0.25, 1.27) |
| Smoking status | ||||||
| Never | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Current | 0.66 (0.39, 1.11) | 0.83 (0.50, 1.39) | 0.54 (0.30, 0.96) | 1.50 (0.75, 3.02) | 0.35 (0.19, 0.65) | 0.64 (0.27, 1.48) |
| Former | 1.02 (0.65, 1.60) | 1.19 (0.76, 1.87) | 0.95 (0.56, 1.62) | 1.19 (0.68, 2.09) | 0.76 (0.42, 1.38) | 0.75 (0.36, 1.53) |
| Menopausal status | ||||||
| Premenopausal | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Postmenopausal | 0.73 (0.36, 1.49) | 0.96 (0.47, 1.94) | 0.84 (0.38, 1.84) | 0.86 (0.35, 2.14) | 1.05 (0.43, 2.53) | 0.62 (0.19, 2.03) |
| Unknown | 1.60 (0.88, 2.91) | 1.63 (0.89, 2.97) | 1.48 (0.73, 2.99) | 1.09 (0.51, 2.33) | 1.64 (0.75, 3.59) | 1.54 (0.53, 4.71) |
1Variables were treated as continuous variables.
2Odds ratio (OR) adjusted for all other variables included in the table.