Body Mass Index and Prognostic Nutritional Index as Indicators of Treatment Adherence and Survival Outcomes in Patients with Locally Advanced Head and Neck Squamous Cell Carcinoma Undergoing Sequential Chemoradiotherapy - Summary - MDSpire

Body Mass Index and Prognostic Nutritional Index as Indicators of Treatment Adherence and Survival Outcomes in Patients with Locally Advanced Head and Neck Squamous Cell Carcinoma Undergoing Sequential Chemoradiotherapy

  • By

  • Esra Zeynelgil

  • Engin Eren Kavak

  • İsmail Dilli

  • Özlem Aydın İsak

  • Doğan Yazılıtaş

  • Gökşen İnanç İmamoğlu

  • Ömer Bayır

  • December 15, 2025

  • 0 min

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Objective:

To evaluate Body Mass Index (BMI) and Prognostic Nutritional Index (PNI) as predictors of treatment completion and survival in patients with locally advanced HNSCC treated with sequential chemoradiotherapy, highlighting their significance in treatment adherence.

Key Findings:
  • BMI and PNI were found to be significant predictors of treatment adherence, aligning with previous studies.
  • Higher PNI correlated with improved survival outcomes, suggesting a potential target for nutritional interventions.
  • Toxicity during treatment was a critical factor affecting quality of life and survival, necessitating careful monitoring.
Interpretation:

The study suggests that nutritional status, as indicated by BMI and PNI, plays a crucial role in treatment adherence and survival in patients with HNSCC undergoing sequential chemoradiotherapy.

Limitations:
  • Retrospective design may introduce bias, limiting causal inferences.
  • Limited sample size and single-center data may affect generalizability to broader populations.
  • Potential confounding factors not fully controlled, which may influence the results.
Conclusion:

BMI and PNI are valuable indicators for predicting treatment adherence and survival outcomes in patients with locally advanced HNSCC, underscoring the importance of nutritional assessment in treatment planning and potential interventions.

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