Table 2.
Characteristics of women enrolled in the screening program (n=1215).
| n (%) | |
|---|---|
| Family history cancer | |
| Positive family history | 142 (11.7) |
| Negative family history | 1064(87.6) |
| Unknown or missing | 9 (0.7) |
| Estrogen use | |
| Yes | 874 (71.9) |
| No | 202 (16.) |
| Unknown or missing | 139 (11.4) |
| Early menarche | |
| Yes | 145 (11.9) |
| No | 1042 (85.8) |
| Unknown or missing | 28 (2.3) |
| Menopausal status | |
| Yes | 294 (24.2) |
| No | 883 (72.7) |
| Unknown or missing | 38 (3.1) |
| Late parity | |
| Yes | 113 (9.3) |
| No | 1073 (88.3) |
| Unknown or missing | 29 (2.4) |
| Nulliparity | |
| Yes | 53 (4.4) |
| No | 1145 (94.2) |
| Unknown or missing | 17 (1.4) |
| Previous breast surgery or biopsy | |
| Yes | 68 (5.6) |
| No | 1142 (93.9) |
| Unknown or missing | 5 (0.4) |
| Symptoms | |
| Symptomatica | 475 (39.1) |
| Breast mass | 183 (15.1) |
| Nipple inversion or retraction | 22 (1.8) |
| Breast pain | 379 (31.2) |
| Nipple discharge | 16 (1.3) |
| Asymptomatic | 607 (50.0) |
| Unknown or missing | 133 (10.9) |
a
Raw numbers of the individual symptoms do not add up to the total due to overlap (one patient may have more than one symptom). Percentages of the individual symptoms are calculated from the total sample (n=1215).