Table 3 Hazard ratios (HRs) of mortality, and corresponding 95% confidence intervals (CIs), according to pathological lymph nodes and lymph node ratio among 319 triple-negative breast cancers (TNBCs) with positive lymph nodes. Sardinia, Italy 1994–2015

1.00^c

1.00^c

1.37 (0.80–2.37)

1.13 (0.58–2.17)

2.18 (1.23–3.84)

0.80 (0.34–1.87)

1.00^c

1.00^c

2.47 (1.43–4.25)

2.44 (1.25–4.78)

3.62 (1.96–6.68)

3.05 (1.35–6.87)