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Table 6 Reclassification of 30-day survivors and non-survivors based on PESI + WBC count (Complete Case Analysis, n = 654)

From: Leukocytes and systemic inflammatory response syndrome as prognostic factors in pulmonary embolism patients

PESI

PESI + WBC count

<10%

10%–30%

≥30%

Total

Non-survivors

<10%

26

3

0

29

10%–30%

0

15

1

16

≥30%

0

1

11

12

Total

26

19

12

57

Survivors

<10%

453

13

1

467

10%–30%

34

79

4

117

≥30%

0

1

12

13

Total

487

93

17

597

  1. PESI: pulmonary embolism severity index; WBC: white blood cell.
  2. Reclassification tables for survivors or non-survivors of PE were constructed using PE risk categories [23], based on mortality prediction obtained by PESI + WBC count. For the 57 non-survivors, classification improved using the model with PESI + WBC count; 1 subject (cell in underline) was reclassified down and 4 subjects (cells in bold) were reclassified up. For the 579 survivors, 35 subjects (cells in italics) were reclassified down and 18 subjects (cells in bold) were reclassified up.