Table 1 Baseline characteristics
Recurred (n = 26) | Not recurred (n = 262) | Total (n = 288) | P-value | |
|---|---|---|---|---|
Median age, years (range) | 57 (29–76) | 52 (29–82) | 52 (29–82) | 0.490a |
Follow-up, month (range) | 55 (9.5–89.4) | 72.8 (0.9–83.1) | 72.5 (0.9–89.4) | 0.019a |
BMI (kg/m2) | 23.1 | 22.7 | 22.8 | 0.704a |
DM, n (%) | ||||
No | 24 (92.3) | 238 (90.8) | 262 (91.0) | > 0.999b |
Yes | 2 (7.7) | 24 (9.2) | 26 (9.0) | |
Menopause, n (%) | ||||
No | 9 (34.6) | 114 (43.5) | 123 (42.7) | 0.382a |
Yes | 17 (65.4) | 148 (56.5) | 165 (57.3) | |
Dyslipidemia, n (%) | ||||
No | 25 (96.2) | 251 (95.8) | 276 (95.8) | > 0.999b |
Yes | 1 (3.8) | 11 (4.2) | 12 (4.2) | |
T stage, n (%) | ||||
T1 | 5 (19.2) | 131 (50.0) | 136 (47.2) | < 0.001a |
T2 | 13 (50.0) | 113 (43.1) | 126 (43.8) | |
T3 | 8 (30.8) | 17 (6.5) | 25 (8.7) | |
T4 | 0 | 1 (0.4) | 1 (0.3) | |
N stage, n (%) | ||||
N0 | 9 (34.6) | 167 (63.7) | 176 (61.1) | < 0.001a |
N1 | 7 (26.9) | 72 (27.5) | 79 (27.4) | |
N2 | 4 (15.4) | 15 (5.7) | 19 (6.6) | |
N3 | 6 (23.1) | 8 (3.1) | 14 (4.9) | |
ER, n (%) | ||||
Negative | 16 (61.5) | 62 (23.7) | 78 (27.1) | < 0.001a |
Positive | 10 (38.5) | 200 (76.3) | 210 (72.9) | |
PR, n (%) | ||||
Negative | 18 (69.2) | 83 (31.7) | 101 (35.1) | < 0.001a |
Positive | 8 (30.8) | 179 (68.3) | 187 (64.9) | |
HER2, n (%) | ||||
Negative | 11 (42.3) | 173 (66.0) | 184 (63.9) | 0.016a |
Positive | 15 (57.7) | 89 (34.0) | 104 (36.1) | |
Ki-67, n (%) | ||||
< 14% | 4 (15.4) | 79 (30.2) | 83 (28.8) | 0.160a |
≥ 14% | 20 (76.9) | 182 (69.5) | 202 (70.1) | |
Not available | 2 (7.7) | 1 (0.4) | 3 (1.0) | |
TNBC, n (%) | ||||
No | 19 (73.1) | 234 (89.3) | 253 (87.8) | 0.025b |
Yes | 7 (26.9) | 28 (10.7) | 35 (12.2) | |
Surgery, n (%) | ||||
Breast-conserving surgery | 10 (38.5) | 194 (74.0) | 84 (29.2) | < 0.001a |
Mastectomy | 16 (61.5) | 68 (26.0) | 204 (70.8) | |
Chemotherapy, n (%) | ||||
No | 2 (7.7) | 24 (9.2) | 26 (9.0) | > 0.999b |
Yes | 24 (92.3) | 238 (90.8) | 262 (91.0) | |
Adjuvant radiotherapy, n (%) | ||||
No | 6 (23.1) | 49 (18.7) | 55 (19.1) | 0.644 |
Yes | 20 (76.9) | 205 (78.2) | 225 (78.1) | |
Lost to follow-up | 0 | 8 (3.1) | 8 (2.8) | |
SUVmean | 0.910 (0.766–1.082) | 0.869 (0.792–1.093) | 0.904 (0.767–1.087) | 0.767 |
SUVmax | 1.006 (0.851–1.177) | 0.941 (0.829–1.260) | 1.006 (0.845–1.179) | 0.956 |
SUVRmean | 0.414 (0.365–0.464) | 0.471 (0.382–0.495) | 0.417 (0.367–0.469) | 0.046 |
SUVRmax | 0.454 (0.400–0.500) | 0.488 (0.400–0.575) | 0.455 (0.400–0.506) | 0.093 |
SUVRmean, n (%) | ||||
Low | 11 (42.3) | 195 (74.4) | 206 (71.5) | 0.001a |
High | 15 (57.7) | 67 (25.6) | 82 (28.5) | |
SUVRmax, n (%) | ||||
Low | 18 (69.2) | 244 (93.1) | 262 (91.0) | 0.001b |
High | 8 (30.8) | 18 (6.9) | 26 (9.0) | |