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Table 2 Diagnostic performance of pulse pressure variation from included studies

From: Value of respiratory variation of aortic peak velocity in predicting children receiving mechanical ventilation: a systematic review and meta-analysis

No. Authors/year Thresholda (%) TP FP FN TN Sens (%) Spec (%) AUROC Responders (%)
1 Durand 2008 12 15 1 3 7 81.2 85.7 0.85 69.23
2 Choi 2010 20 10 1 1 9 91 90 0.83 52.38
3 Renner 2011 7 13 2 0 12 100 85 0.92 48.15
4 Pereira 2011 10 17 0 0 13 100 100 1.0 56.67
5 Byon 2013 11 13 5 2 13 86.7 72.2 0.804 45.45
6 Lee 2014 14 12 2 1 11 92.0 85.0 0.956 50.00
7 Lee 2015 13.5 9 3 4 13 69.2 78.6 0.77 44.83
8 Krishna 2016 12.2 24 1 0 17 100 94 0.975 57.14
9 Favia 2017 16.5 6 4 1 5 83.0 55.0 0.70 43.75
10 Lee 2017 12 10 2 7 11 58.8 84.6 0.765 56.67
11 Morparia 2018 12.3 10 1 3 8 77 89 0.90 59.09
  1. TP true positive, FP false positive, FN false negative, TN true negative, Sens sensitivity, Spec specificity, AUROC area under the receive operator characteristic curve, Thresholda threshold used in studies to achieve corresponding sensitivity and specialty, 95%CI 95% confidence interval