Table 2 Multivariate Cox analysis of variables considered for disease-free survival rates of breast cancer patients

From: Circular RNA hsa_circ_001783 regulates breast cancer progression via sponging miR-200c-3p

Variables Category Multivariate
   HR 95% CI lower 95% CI upper P value
Age >40 vs. ≤40 years 0.645 0.218 1.91 0.429
Tumor size >2 vs. ≤2 cm 1.743 0.402 7.548 0.458
LN status Positive vs. Negative 3.435 0.723 16.324 0.121
TNM stage Stage II–III vs. I 0.387 0.065 2.313 0.298
Grade Grade II–III vs. I 0.105 0.018 0.613 0.012
ER status Positive vs. Negative 0.767 0.141 4.182 0.759
PR status Positive vs. Negative 0.258 0.044 1.528 0.135
HER2 status Positive vs. Negative 1.451 0.203 10.381 0.711
Ki-67 status >14% vs. ≤14% 3.418 0.823 14.193 0.091
Molecular subtype TNBC vs. non-TNBC 4.459 0.48 41.439 0.189
Hsa_circ_001783 High vs. ≤Low 9.114 2.428 34.206 0.001
  1. LN lymph node, ER estrogen receptor, PR progesterone receptor, HER2 human epidermal growth factor receptor 2, HR hazard ratio, CI confidence interval, TNBC triple-negative breast cancer