Table 1.
Clinical and Demographic Characteristics of the Screening Population (N = 2196)
| Variable | Number (%) |
|---|---|
| Age | Mean (SD): 56.12 (8.18) Median: 56 Range: 50 (min 43, max 93) |
| Nationality | |
| Bahraini | 2134 (97.2) |
| Non-Bahraini | 62 (2.8) |
| 1st degree Family history of breast cancer | |
| Yes | 21 (1) |
| No | 23 (1) |
| Unknown | 2152 (98) |
| Mammogram interpretation | |
| Incomplete need additional evaluation | 625 (28.5) |
| Negative | 1510 (68.8) |
| Benign | 37 (1.7) |
| Most likely, Benign | 15 (0.7) |
| Suspicious | 5 (0.2) |
| Highly suggestive of malignancy | 4 (0.2) |
| Density classification | |
| Almost entirely fatty | 143 (6.5) |
| Scattered fibroglandular | 1357 (61.8) |
| Heterogeneously dense | 591 (26.9) |
| Extremely dense | 35 (1.6) |
| Unknown | 70 (3.2) |