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The Egyptian Heart Journal

Table 4 Summary of survival time and incidence rate of patience with COVID-19 for three categories of NT-proBNP

From: Optimal cut points of N-terminal of the prohormone brain natriuretic peptide (NT-proBNP) in patients with COVID-19

NT-proBNP

Time at risk

IR (95% CI)

Failure time

25%

50%

75%

Low (n = 49)

538

0.007

22

–

–

Medium (n = 177)

2111

0.025

10

25

38

High (n = 46)

584

0.037

10

16

33

  1. IR incidence rate
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