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Fig. 3 | BMC Cardiovascular Disorders

Fig. 3

From: Value of the fT3/fT4 ratio and its combination with the GRACE risk score in predicting the prognosis in euthyroid patients with acute myocardial infarction undergoing percutaneous coronary intervention: a prospective cohort study

Fig. 3

Kaplan-Meier survival curves for 1-year all-cause death by the cut off values for (a) fT3, b fT4 and (c) fT3/fT4 ratio (high fT3 group: fT3>3.685 pmol/L and low fT3 group: fT3 ≤ 3.685 pmol/L; high fT4 group: fT4 ≥ 14.21 pmol/L and low fT4 group: fT4<14.21 pmol/L; high fT3/fT4 ratio group: fT3/fT4 ratio>0.255 and low fT3/fT4 ratio group: fT3/fT4 ratio ≤ 0.255)

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BMC Cardiovascular Disorders

ISSN: 1471-2261

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