Table 1 Demographic, exercise habit, and disease/treatment information by menopausal status in women with breast cancer
Characteristic | Total | Premenopausal | Postmenopausal | t / χ 2 | p |
|---|---|---|---|---|---|
(n = 131) | (n = 86) | (n = 45) | |||
mean ± SD | mean ± SD | mean ± SD | |||
n (%) | n (%) | n (%) | |||
Age (years) | 46.9 ± 9.5 | 42.1 ± 7.0 | 56.1 ± 6.3 | 11.2 | < 0.001 |
Exercise habit before diagnosis | 3.6 | 0.056 | |||
No | 95 (72.5%) | 67 (77.9%) | 28 (62.2%) | ||
Yes | 36 (27.5%) | 19 (22.1%) | 17 (37.8%) | ||
Type of surgery | 12.6 | < 0.001 | |||
BCT | 57 (43.5%) | 47 (54.7%) | 10 (22.2%) | ||
MRM | 74 (56.5%) | 39 (45.3%) | 35 (77.8%) | ||
AJCC staging | 0.8 | 0.664 | |||
Stage 0/ I | 50 (38.2%) | 35 (40.7%) | 15 (33.3%) | ||
Stage II | 56 (42.7%) | 36 (41.9%) | 20 (44.4%) | ||
Stage III | 25 (19.1%) | 15 (17.4%) | 10 (22.3%) | ||
Estrogen receptor | 2.9 | 0.089 | |||
Positive | 91 (69.5%) | 64 (74.4%) | 27 (60.0%) | ||
Negative | 40 (30.5%) | 22 (25.6%) | 18 (40.0%) | ||
Progesterone receptor | 13.0 | < 0.001 | |||
Positive | 72 (55.0%) | 57 (66.3%) | 15 (33.3%) | ||
Negative | 59 (45.0%) | 29 (33.7%) | 30 (66.7%) | ||
Chemotherapy | 0.5 | 0.478 | |||
Yes | 109 (83.2%) | 73 (84.9%) | 36 (80.0%) | ||
No | 22 (16.8%) | 13 (15.1%) | 9 (20.0%) | ||
Radiotherapy | 6.2 | 0.013 | |||
Yes | 72 (55.0%) | 54 (62.8%) | 18 (40.0%) | ||
No | 59 (45.0%) | 32 (37.2%) | 27 (60.0%) | ||
Hormone therapy | 3.0 | 0.085 | |||
Yes | 83 (63.4%) | 59 (68.6%) | 24 (53.3%) | ||
No | 48 (36.6%) | 27 (31.4%) | 21 (46.7%) | ||
Distant organ metastasis | 1.0 | 0.310 | |||
Yes | 23 (17.6%) | 13 (15.1%) | 10 (22.2%) | ||
No | 108 (82.4%) | 73 (84.9%) | 35 (77.8%) | ||
All-cause death | 0.9 | 0.345 | |||
Yes | 13 (9.9%) | 7 (8.1%) | 6 (13.3%) | ||
No | 118 (90.1%) | 79 (91.9%) | 39 (86.7%) | ||