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Local control rate by the minimum dose for PTV (%). The 3-year local control rates were 100% in those with the minimum dose for PTV (%) ≥ 89.88% and 79.2% (95% CI, 63.9% – 94.5%) in those with the minimum dose for PTV (%) < 89.88%. 89.88% is the median value of the minimum dose for PTV (%).
