of borderline significancep = 0.037
The TXB 2 level associated with aspirin resistance identified by ASPI AUC values >300 on ROC analysis was of borderline significance ( p = 0.037) with low values for sensitivity and specificity (sensitivity: 0.456; specificity: 0.451) and a cut-off of 44.6 pg/mL for serum TXB 2 to indicate aspirin resistance ( Figure 5 ).