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Table 3 Diagnostic performance of pulse pressure variation from included studies

From: Does pulse pressure variation predict fluid responsiveness in critically ill patients? A systematic review and meta-analysis

Order Authors Year Threshold a(%) tp fp fn tn Sens. (%) Spec. (%) Method used to measure PPV
1 Michard and colleagues [23] 2000 13 15 1 1 23 94 96 Waveform analysis with computer software
2 Kramer and colleagues [24] 2004 11 6 1 0 14 100 93 Waveform analysis with computer software
3 Feissel and colleagues [25] 2005 17 11 0 2 9 85 100 Waveform analysis with computer software
4 Charron and colleagues [26] 2006 10 8 2 1 10 89 83 Waveform analysis with computer software
5 Monnet and colleagues [27] 2006 12 14 1 2 13 88 93 Waveform analysis with computer software
6 Feissel and colleagues [28] 2007 12 18 1 0 9 100 94 Waveform analysis with computer software
7 Wyffels and colleagues [29] 2007 11.3 19 1 1 11 95 92 Analysis of printout curves
8 Auler and colleagues [30] 2008 12 38 1 1 19 97 95 Waveform analysis with computer software
9 Monge Garcia and colleagues [31] 2009 10 18 1 1 18 95 95 Waveform analysis with computer software
10 Vistisen and colleagues [32] 2009 6.5 16 1 1 5 94 83 Waveform analysis with computer software
11 Loupec and colleagues [33] 2011 13 19 2 2 17 90 89 Waveform analysis with computer software
12 Biais and colleagues [34] 2012 10 17 2 2 14 89 88 Waveform analysis with computer software
13 Cecconi and colleagues [35] 2012 13 10 5 2 14 83 74 Waveform analysis with LiDCO
14 Fellahi and colleagues [36] 2012 10 17 1 4 3 81 75 Waveform analysis with PiCCO
15 Khwannimit and colleagues [37] 2012 12 20 3 4 15 83 83 Direct analysis of monitored arterial tracing
16 Monnet and colleagues [38] 2012 12 13 0 2 11 85 100 Waveform analysis with PiCCO
17 Monnet and colleagues [39] 2012 10 15 2 2 20 88 91 Waveform analysis with PiCCO
18 Yazigi and colleagues [40] 2012 11.5 33 5 8 14 80 74 Direct analysis of monitored arterial tracing
19 Fischer and colleagues [41] 2013 16 12 0 15 10 44 100 Waveform analysis with PiCCO
20 Fischer and colleagues [42] 2013 14 36 5 21 18 64 78 Waveform analysis with PiCCO
21 Ishihara and colleagues [43] 2013 8.5 11 6 12 14 50 71 Waveform analysis with PiCCO
22 Monnet and colleagues [44] 2013 15 14 1 1 19 93 95 Waveform analysis with PiCCO
  1. fn, false negative; fp, false positive; PPV, pulse pressure variation; sens., sensitivity; spec., specificity; tn, true negative; tp, true positive. aThreshold used in studies to achieve corresponding sensitivity and specificity.