Prognostic value of neutrophil-to-lymphocyte ratio in nasopharyngeal carcinoma: a systematic review and meta-analysis of 30 cohorts through June 30, 2026
Background Previous meta-analyses have linked an elevated pretreatment neutrophil-to-lymphocyte ratio (NLR) to poor outcomes in nasopharyngeal carcinoma (NPC), but they included few recent cohorts and often combined adjusted and unadjusted estimates. We updated the evidence base and evaluated the consistency and certai...