From:  Correlation between histopathological features and recurrence score according to menopausal status in HR+/HER2– breast cancer patients: a retrospective study

 Linear regression analysis of recurrence score as a continuous variable and classical pathological features in the total population

VariableCoefficient95% CIP-value
Histology
    NST---
    Lobular–1.10–4.41 to 2.200.51
    Other–1.36–5.79 to 3.080.55
LVI0.10–2.68 to 2.890.94
PNI–0.69–3.42 to 2.050.62
Grading
    1---
    23.10–1.86 to 8.060.22
    36.701.43 to 11.970.01
ER%–0.29–0.54 to –0.040.03
PgR%–0.14–0.18 to –0.11< 0.0001
HER2
    0---
    1–21.08–1.47 to 3.630.41
Ki67%0.280.15 to 0.40< 0.0001

Bold indicates statistically significant P-values (≤ 0.05). CI: confidence interval; NST: non-special type; LVI: lymphovascular invasion; PNI: perineural invasion; ER: estrogen receptor; PgR: progesterone receptor; HER2: human epidermal growth factor-receptor 2