Fig. 1From: Correlation between a low serum free triiodothyronine level and mortality of severe pulmonary tuberculosis patientsKaplan–Meier survival comparisons. A Low vs. normal free triiodothyronine (FT3) at 28 days after hospital admission; B low vs. normal FT3 at 90 days after hospital admission. Green line, normal FT3. Blue line, low FT3Back to article page