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Table 3 Laboratory tests of patients with possible and confirmed POA

From: Clinical characteristics and allergen detection of perioperative anaphylaxis: a 12-year retrospective analysis from an anesthesia clinic in China

Diagnostic tests No. (%)
Total
(n = 145)
Patients with a confirmed POA (n = 109)
Skin prick test
 Positive 0(0) 0(0)
 Negative 16(11.0) 13(11.9)
 Not done 129(89.0) 96(88.1)
Intradermal test
 Positive 59(40.7) 51(46.8)
 Negative 66(45.5) 39(35.8)
 Not done 20(13.8) 19(17.4)
Basophil activation test
 Positive 24(16.6) 17(15.6)
 Negative 112(77.2) 86(78.9)
 Not done 9(6.2) 6(5.5)
  1. POA perioperative anaphylaxis