International Journal of Gastrointestinal Intervention

Table. 2. Table 2

Currently Ongoing Clinical Trials of Proton Beam Therapy for Hepatocellular Carcinoma

National clinical trial number	Country	Design	Condition	Intervention
NCT02640924	Taiwan	Phase III	Tumor size > 3 cm, ≤ 7 cm	Arm 1: Proton beam therapy Arm 2: Radiofrequency ablation
NCT03186898	United States	Phase III	Tumor size ≥ 1 cm, ≤ 15 cm	Arm 1: Proton beam therapy Arm 2: Radiofrequency ablation
NCT04805788	United States	Phase II	Tumor size ≥ 1 cm, ≤ 15 cm	Single arm: Stereotactic proton beam therapy

Int J Gastrointest Interv 2021;10:175~182 https://doi.org/10.18528/ijgii210043