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Adjuvant radiotherapy for cervical cancer in South Korea: a radiation oncology survey of the Korean Radiation Oncology Group (KROG 20-06)

Nalee Kim, Won Park · Japanese Journal of Clinical Oncology · 2021

Abstract Objective Radiation therapy plays an important role in adjuvant treatment for surgically treated cervical cancer with adverse pathological findings. This was the first study to evaluate current practices of adjuvant radiation therapy among centres affiliated with the Korean Radiation Oncology Group. Methods A survey containing specific questions on the demographics in 2019, indications of adjuvant treatment, radiation therapy field, prescription radiation therapy dose, boost radiation therapy and chemotherapy was sent out by e-mail to 93 centres. Results The overall response rate was 62.4%. Regarding radiation therapy techniques, intensity-modulated radiation therapy was adopted in most institutions (41/58, 70.7%). Various risk group criteria were selected for adjuvant radiation therapy and concurrent chemoradiation therapy. One or two risk factors among tumour size, depth of invasion and lymphovascular invasion were considered for adjuvant radiation therapy by 20.7 and 60.3% of the respo

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