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Table 5 Diagnostic scores of the accuracy of the Surprise Question across specialties

From: How accurate is the ‘Surprise Question’ at identifying patients at the end of life? A systematic review and meta-analysis

 

Studies

Estimates

PPV

NPV

Sensitivity

Specificity

c-statistic

 

(n)

(n)

Mean (SD), Range

Mean (SD), Range

Mean (SD), Range

Mean (SD), Range

Mean (SD), Range

Oncology

6

11,047

49.3 (13.5), 30.3–69

92.3 (4.9), 83.8–97.4

77.1 (13.7), 58.3–95.6

73.5 (20.5), 37–89.7

0.753 (0.052), 0.663–0.822

Renal

8

5327

38.5 (14.4), 24.8–63.8

90.2 (3.8), 83.1–95

60.6 (16.2), 37.9–83.3

77.2 (10.4), 57.6–90.8

0.689 (0.049), 0.631–0.78

Other

10

9344

46.4 (24.5), 13.9–78.6

85.5 (13.3), 61.3– 99

62.8 (25.5), 11.6–93.3

71.4 (26.7), 13.8–98.2

0.671 (0.114), 0.512–0.822

  1. PPV positive predictive value, NPV negative predictive value