Table 3 Comparison of age among different geographic regions, molecular subtypes, ER/PR status, and HER2 status
From: Geographic differences in the distribution of molecular subtypes of breast cancer in Brazil
Factor | n | Mean ± SD (years) | Significant difference (<0.05) from other factor(s)a | |
|---|---|---|---|---|
Geographic Region | (1) CW | 551 | 54.3 | (5) |
(2) N | 678 | 53.9 | (3)(4)(5) | |
(3) NE | 941 | 55.3 | (2) | |
(4) S | 1056 | 55.8 | (2) | |
(5) SE | 2461 | 56.1 | (1)(2) | |
Molecular subtype | (1) HER2 | 505 | 54.2 ± 12.8 | (2)(5) |
(2) LUM A | 1571 | 58.5 ± 13.0 | (1)(3)(4)(5) | |
(3) LUM B | 2104 | 55.7 ± 13.7 | (2)(4)(5) | |
(4) TN | 894 | 53.1 ± 13.4 | (2)(3)(5) | |
(5) TP | 591 | 51.6 ± 13.0 | (1)(2)(3)(4) | |
ER/PR status | (1) Positive | 4610 | 55.6 ± 13.5 | (2) |
(2) Negative | 1077 | 53.4 ± 13.4 | (1) | |
HER2 status | (1) Positive | 1104 | 52.8 ± 12.9 | (2) |
(2) Negative | 4470 | 56.1 ± 13.6 | (1) |