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Comparison quartile of drug holiday by prognosis. The drug holiday of patients with a good prognosis was 7.25 months for the bottom 25%, 9 months for the middle 50%, and 12 months for the top 25%. The drug holiday of patients with a poor prognosis was 1.5 months for the bottom 25%, 3 months for the middle 50%, and 4 months for the top 25%.
