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Table 4 Results of TST (according to the three TST cut off of AAP)

From: Performance of interferon-γ release assays in the diagnosis of confirmed active tuberculosis in immunocompetent children: a new systematic review and meta-analysis

Author, Year AAP cut off > 5 AAP cut off > 10 AAP cut off > 15
TP TN FP FN TP TN FP FN TP TN FP FN
Detjen et al. (2007) [27] 28 22 0 0 28 22 0 0 17 22 0 11
Chiappini et al. (2012) [36] 4 28 1 1 4 29 0 1 3 29 0 2
  1. TN true negatives, TP true positives, FN false negatives, FP false positives