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Table 2 Predictive accuracy measures at cut point = 331 estimated using inverse probability of censoring weighting (IPCW)

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

 

Day 4

Day 8

Day 9

Day 11

Survivor

239

183

136

83

Death

6

16

20

49

Censored

23

69

112

136

SN

100 (SE = 0)

92.94 (SE = 6.79)

88.84 (SE = 7.41)

94.30 (SE = 3.21)

SP

19.67 (SE = 2.58)

19.67 (SE = 2.94)

17.65 (SE = 3.28)

18.07 (SE = 4.23)

PPV

2.81 (SE = 1.13)

7.44 (SE = 1.86)

9.42 (SE = 2.14)

28.36 (SE = 3.77)

NPV

100 (SE = 0)

97.57 (SE = 2.41)

94.25 (SE = 3.99)

90.22 (SE = 5.56)

AUC

69.64 (SE = 5.75)

64.68 (SE = 6.54)

59.73 (SE = 6.98)

59.57 (SE = 5.01)