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Table 4 Reclassification among patient who died and those who did not die at 1-year after ST-segment elevation myocardial infarction using the routinely measured blood biomarkers over the TIMI risk score

From: Addition of routine blood biomarkers to TIMI risk score improves predictive performance of 1-year mortality in patients with ST-segment elevation myocardial infarction

1-year mortality

Model using blood biomarkers† plus TIMI risk score

Low risk (< 1%)

Moderate risk (1–5%)

High risk (> 5%)

Total

Model using TIMI risk score

 No events

  Low risk (< 1%)

176 (88.44)

23 (11.56)

0 (0)

199

  Moderate risk (1–5%)

164 (37.88)

226 (52.19)

43 (9.93)

4331

  High risk (> 5%)

0 (0)

101 (28.86)

249 (71.14)

350

  Total

340

350

292

982

 Events

  Low risk (< 1%)

1 (100.0)

0 (0)

0 (0)

1

  Moderate risk (1–5%)

1 (12.50)

4 (50.0)

3 (37.50)

8

  High risk (> 5%)

0 (0)

2 (3.03)

64 (96.97)

66

  Total

2

6

67

75

NRI = 0.203 (95% CI 0.130–0.275)

IDI = 0.089 (95% CI 0.060–0.119)

  1. NRI net reclassification improvement, IDI integrated discrimination improvement
  2. †The blood biomarkers included hypoxic liver injury, dysglycemia, anemia, and high neutrophil to lymphocyte ratio