Table 5 Optimal stress-hyperglycaemia ratio (SHR) cut-off values and performance of the cut-off values in predicting 1-year all-cause mortality in diabetic and non-diabetic ST-segment elevation myocardial infarction and non-ST-segment elevation myocardial infarction patients

Statistical optimal SHR cut-off in mmol/L

1.68

1.51

1.53

1.27

Sensitivity in % (95% CI)

50.4 (44.1–56.7)

55.0 (47.8–61.9)

35.4 (28.0–43.3)

44.6 (31.3–58.5)

Specificity in % (95% CI)

83.2 (81.7–84.6)

82.2 (80.7–83.6)

78.3 (76.5–80.0)

79.0 (77.0–80.9)

Positive predictive value in % (95% CI)

22.7 (20.2–25.5)

18.1 (16.0–20.4)

10.8 (8.8–13.1)

6.5 (4.9–8.6)

Negative predictive value in % (95% CI)

94.5 (93.8–95.1)

96.2 (95.6–96.7)

94.2 (93.6–94.9)

97.8 (97.2–98.2)