| FDG study (N = 22) | FLT study (N = 27) | ||
---|---|---|---|---|
N (%) | Mean (range) | N (%) | Mean (range) | |
Diagnosis | ||||
 Invasive ductal | 20 (91%) |  | 20 (74%) |  |
 Invasive lobular | 2 (9%) |  | 7 (26%) |  |
Tumor size (cm) |  | 2.6 (0.7–7.5) |  | 3.1 (1.1–7.6)* |
T Stage | ||||
 T1 | 9 (41%) |  | 8 (30%) |  |
 T2 | 12 (55%) |  | 15 (56%) |  |
 T3 | 1 (5%) |  | 3 (11%) |  |
 X | – |  | 1 (4%) |  |
ER+ | 22 (100%) | Â | 27 (100%) | Â |
PR+ | 20 (91%) | Â | 22 (81%) | Â |
Her2- | 22 (100%) |  | 26 (96%)†|  |
Ki-67 (Biopsy) | ||||
 All |  | 25.4 (1.0–72.9) |  | 20.6 (4–54) |
 Ductal |  | 26.5 (1–72.9) |  | 23.5 (6–54) |
 Lobular |  | 14 (9.2–18.8) |  | 12.3 (4–23) |
Ki-67 (at surgery) | ||||
 All |  | 8.7 (1.0–31.4) |  | 7.9 (0–41) |
 Ductal |  | 9.1 (< 1.0–31.4) |  | 9.3 (0–41) |
 Lobular |  | 4.4 (3–5.9) |  | 4.1 (0–20.3) |
Ki-67 ≤ 10% (at surgery) | ||||
 All | 17 (77%) |  | 21 (78%) |  |
Ductal | 15 (75%) | Â | 15 (75%) | Â |
 Lobular | 2 (100%) |  | 6 (86%) |  |