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Table 4 Accuracy of the SSEP and EEG malignant patterns, status myoclonus, NSE > 60 µg/ml and combinations for prediction of poor outcome

From: SSEP N20 and P25 amplitudes predict poor and good neurologic outcomes after cardiac arrest

 

Se(%)

Sp(%)

FPR(%)

N20-baseline < 0,35 µV

35 (31–39)

100 (100–100)

0 (0–0)

N20-baseline < 0,88 µV

50 (44–56)

94 (92–97)

6 (3–8)

N20–P25 < 0,56 µV

50 (44–56)

100 (100–100)

0 (0–0)

N20–P25 < 1 µV

66 (60–72)

93 (90–96)

7 (4–10)

Status myoclonus

56 (51–62)

94 (92–97)

6 (3–8)

Day 3 NSE peak > 60 µg/ml

25 (20–31)

93 (90–96)

7 (4–10)

Malignant EEG

50 (44–56)

89 (85–92)

11 (8–15)

N20-baseline < 0,88 µV + NSE > 60 µg/ml

36 (31–41)

100 (100–100)

0 (0–0)

N20–P25 < 1 µV + NSE > 60 µg/ml

44 (38–49)

100 (100–100)

0 (0–0)

Bilaterally absent N20 SSEP

30* (25–35)

100 (100–100)

0 (0–0)

N20-baseline < 0.88 µV or N20 bilaterally absent

47 (41–52)

94 (92–97)

6 (3–8)

N20–P25 < 1 µV or N20 bilaterally absent

58* (52–63)

94 (92–97)

6 (3–8)

  1. *p = 0.002