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Table 2 Univariate analysis of clinicopathological parameters for the prediction of OS and PFS in DLBCL patients(n = 349)

From: Red blood cell distribution width and platelet counts are independent prognostic factors and improve the predictive ability of IPI score in diffuse large B-cell lymphoma patients

ParameterNumber%Overall survivalProgression-free survival
HR95%CIP valueHR95%CIP value
Gender(male)19154.730.9510.610–1.4840.8251.0440.744–1.4650.804
age > 6014641.833.4372.146–5.504< 0.0012.421.715–3.414< 0.001
PLT126.5(×109/L)4412.612.1001.227–3.5940.0072.1641.409–3.324< 0.001
RDW > 14.35%9326.652.6521.695–4.151< 0.0011.7061.191–2.4430.004
Low Hb level18753.581.8171.148–2.8760.0111.4791.047–2.0890.027
B symptoms(present)10329.512.1421.365–3.3600.0011.6131.131–2.3000.008
Ann Arbor stage III/IV17449.862.9851.844–4.832< 0.0012.4621.727–3.510< 0.001
ECOG PS > 19126.072.6851.718–4.198< 0.0011.9081.337–2.724< 0.001
LDH > normal14641.832.1591.381–3.3750.0011.8441.312–2.590< 0.001
Extranodal sites> 18624.642.4571.560–3.870< 0.0012.3131.621–3.301< 0.001
BM nvolvement154.302.2691.043–4.9360.0391.4940.731–3.0550.271
IPI > 210128.944.0972.616–6.417< 0.0012.7271.932–3.849< 0.001