Baseline characteristics | Calgary (n = 249) | Edmonton (n = 251) | Total (n = 500) |
---|---|---|---|
Age at diagnosis (n = 500) | 56.4 ± 10.8 | 54.7 ± 10.3 | 55.5 ± 10.6 |
<50 | 64 (25.7 %) | 86 (34.2 %) | 150 (30.0 %) |
50-59 | 85 (34.1 %) | 78 (31.1 %) | 163 (32.6 %) |
60-69 | 71 (29.0 %) | 74 (29.5 %) | 145 (29.0 %) |
70+ | 29 (11.7 %) | 13 (5.2 %) | 42 (8.4 %) |
Marital status (n = 471) | |||
Married/common law | 154 (68.1 %) | 191 (78.0 %) | 345 (73.2 %) |
Not married | 72 (31.9 %) | 54 (22.0 %) | 126 (26.8 %) |
Education (n = 471) | |||
≤High school | 51 (22.6 %) | 55 (22.4 %) | 106 (22.5 %) |
≥University | 175 (77.4 %) | 190 (77.6 %) | 365 (77.5 %) |
Income (n = 443) | |||
< $50 000 | 37 (17.5 %) | 30 (12.9 %) | 67 (15.1 %) |
$50 000–$100 000 | 72 (34.1 %) | 77 (33.2 %) | 149 (33.6 %) |
$100 000–$150 000 | 34 (16.1 %) | 64 (27.6 %) | 98 (22.1 %) |
> $150 000 | 68 (32.2 %) | 61 (26.3 %) | 129 (29.1 %) |
Ethnicity (n = 471) | |||
Caucasian | 198 (87.6 %) | 197 (80.4%) | 395 (83.9 %) |
Other | 28 (12.4 %) | 48 (19.6%) | 76 (16.1 %) |
Menopausal status (n = 448) | |||
Premenopausal | 76 (36.2 %) | 99 (41.6%) | 175 (39.1 %) |
Postmenopausal | 134 (63.8 %) | 139 (58.4%) | 273 (60.9 %) |
Weight, kg (n = 492) | 73.5 ± 16.6 | 72.4 ± 15.0 | 72.9 ± 15.8 |
Body mass index, kg/m2 (n = 492) | 27.2 ± 5.7 | 27.1 ± 5.3 | 27.2 ± 5.5 |
Normal weight (<25 kg/m2) | 102 (41.8 %) | 97 (39.1 %) | 199 (40.4 %) |
Overweight (25–30 kg/m2) | 81 (33.2 %) | 88 (35.5 %) | 169 (34.3 %) |
Obese (>30 kg/m2) | 61 (25.0 %) | 63 (25.4 %) | 124 (25.2 %) |
First degree family history of breast cancer (n = 457) | |||
≥ one first degree relative | 59 (26.8 %) | 62 (26.2 %) | 121 (26.5 %) |
No first degree relatives | 161 (73.2 %) | 175 (73.8 %) | 336 (73.5 %) |
Cancer stage (n = 500) | |||
I (≥TIc) | 103 (41.4 %) | 108 (43.0 %) | 211 (42.2 %) |
II | 129 (51.8 %) | 115 (45.8 %) | 244 (48.8 %) |
III | 17 (6.8 %) | 28 (11.2 %) | 45 (9.0 %) |