Table 1.
Demographic and Disease Characteristics of Women from the Pulling Through Study and Its Genetic Follow-up Study
| Original Pulling Through Study cohort (n=287) n (%)b | Participants in the genetics studya (n=120) n (%)b | |
|---|---|---|
| Age (years) | ||
| <50 | 105 (31.4) | 38 (27.2) |
| ≥50 | 182 (68.6) | 82 (72.8) |
| Most extensive surgery | ||
| CLEc | 185 (64.9) | 83 (69.6) |
| Mastectomy | 102 (35.1) | 37 (30.4) |
| Largest tumor size | ||
| <16 mm | 171 (60.3) | 78 (65.8) |
| 16+ mm | 116 (39.7) | 42 (34.2) |
| Number of nodes positive | ||
| None removed | 38 (13.1) | 17 (14.1) |
| None positive | 158 (55.9) | 66 (56.6) |
| 1–3 | 59 (20.1) | 28 (22.2) |
| 4+ | 29 (9.8) | 9 (7.2) |
| Unavailable | 3 (1.1) | 0 (0.0) |
| Overall histologic grade | ||
| One | 76 (26.7) | 35 (29.4) |
| Two | 90 (31.7) | 33 (27.5) |
| Three | 91 (30.7) | 41 (33.5) |
| Unavailable | 30 (10.8) | 11 (9.6) |
| Histologic type | ||
| Infiltrating ductal | 210 (72.6) | 88 (73.0) |
| Infiltrating lobular | 44 (15.6) | 14 (12.0) |
| Other | 33 (11.7) | 18 (15.0) |
a
Those from the original cohort with sufficient data to calculate cumulative burden of lymphedema between 6–18 months post-diagnosis and who provided a blood sample; bResults have been appropriately weighted (<50 years, 1.0; ≥50 years, 1.3) for oversampling of younger women; cCLE, complete local excision.