Table 2 Characteristics of the 30 participants with breast cancer detected from screenings
Screening group | Screening round | |||||
---|---|---|---|---|---|---|
Variable | All (%) (N=30) | MMG (N=5) | US (N=11) | MMG+US (N=14) | Initial (N=19) | 1 year F/U (N=11) |
Age range, years | ||||||
30–39 | 2 (6.7) | 0 | 1 | 1 | 2 | 0 |
40–49 | 18 (60.0) | 3 | 7 | 8 | 11 | 7 |
50–65 | 10 (33.3) | 2 | 3 | 5 | 6 | 4 |
Pathological diagnosis | ||||||
DCIS | 3 (10.0) | 1 | 0 | 2 | 1 | 2 |
IDC | 27 (90.0) | 4 | 11 | 12 | 18 | 9 |
Tumour size | ||||||
Tis (in situ) | 3 (10.0) | 1 | 0 | 2 | 1 | 2 |
T1ab (⩽1 cm) | 4 (13.3) | 0 | 1 | 3 | 2 | 2 |
T1c (1.1–2 cm) | 11 (36.7) | 1 | 3 | 7 | 5 | 6 |
T2 (2.1–5 cm) | 12 (40.0) | 3 | 7 | 2 | 11 | 1 |
Nodal status | ||||||
N0 (negative) | 23 (76.7) | 4 | 9 | 10 | 13 | 10 |
N1 (1–3 pos.) | 6 (20.0) | 1 | 2 | 3 | 5 | 1 |
N2 (4–9 pos.) | 1 (3.3) | 0 | 0 | 1 | 1 | 0 |
TNM stage | ||||||
0 | 3 (10.0) | 1 | 0 | 2 | 1 | 2 |
I | 12 (40.0) | 1 | 4 | 7 | 5 | 7 |
IIA | 11 (36.7) | 2 | 5 | 4 | 9 | 2 |
IIB | 3 (10.0) | 1 | 2 | 0 | 3 | 0 |
IIIA | 1 (3.3) | 0 | 0 | 1 | 1 | 0 |
Risk score (Mean±s.d.) | 44.6±8.1 | 42.2±4.8 | 46.1±7.2 | 44.3±9.8 | 44.2±6.6 | 45.4±10.6 |
Screening yield (per 1000) | 30/(12 519 +8692) (1.41) | 5/(4170+2815) (0.72) | 11/(4214+3082) (1.51) | 14/(4135+2795) (2.02) | 19/12 519 (1.52) | 11/8692 (1.27) |