Table 2 Responses to selected knowledge items from the Breast Cancer Surgery Decision Quality Instrument
From: Measuring decision quality: psychometric evaluation of a new instrument for breast cancer surgery
| Â | Patients N (%) | Healthy Volunteers N (%) | Providers N (%) |
|---|---|---|---|
For most women with early breast cancer, how much would waiting 4 weeks to make a treatment decision affect their chances of survival? |  |  |  |
A lot | 57 (13) | 4 (11) | 1 (1) |
Somewhat | 62 (14) | 16 (46) | 1 (1) |
A little or not at all* | 263 (60) | 13 (37) | 85 (97) |
Not sure | 55 (13) | 2 (6) | 1 (1) |
With treatment, about how many women diagnosed with early breast cancer will eventually die of breast cancer? | Â | Â | Â |
Most will die of breast cancer | 4 (1) | 0 | 0 |
About half will die of breast cancer | 16 (4) | 9 (26) | 1 (1) |
Most will die of something else* | 312 (71) | 24 (69) | 87 (99) |
Not sure | 106 (24) | 2 (6) | 0 |
After which treatment is it more likely that women will need to have another operation to remove the tumor? | Â | Â | Â |
Lumpectomy* | 304 (70) | 30 (86) | 88 (100) |
Mastectomy | 3 (1) | 0 | 0 |
Equally likely for both | 47 (11) | 4 (11) | 0 |
Not sure | 78 (18) | 1 (3) | 0 |
On average, which women with early breast cancer live longer? | Â | Â | Â |
Women who have a mastectomy | 42 (10) | 9 (26) | 3 (3) |
Women who have a lumpectomy and radiation | 17 (4) | 2 (6) | 1 (1) |
There is no difference* | 245 (57) | 11 (31) | 84 (96) |
Not sure | 129 (30) | 13 (37) | 0 |
On average, which women have a higher chance of having cancer come back in the breast that has been treated? | Â | Â | Â |
Women who have a mastectomy | 1 (0.2) | 0 | 0 |
Women who have a lumpectomy and radiation* | 202 (46) | 23 (68) | 67 (77) |
There is no difference | 124 (28.5) | 4 (12) | 19 (22) |
Not sure | 108 (25) | 7 (21) | 1 (1) |