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Cumulative survival. (A) Overall survival in 37 patients with acute leukemia who received LTBI therapy compared to 352 patients who were not treated. (B) Overall survival in the 37 patients who were TST positive (≥10 mm of induration, n = 37) compared to those who were TST negative (n = 352). (C) Overall survival in patients with TST of ≥5 mm of induration (n = 51) compared to those with negative TST (<5 mm of induration, n = 338).
