TABLE 3.

Comparison of PCR, LAMP, and agglutination test results for the detection of MDR P. aeruginosa isolates belonging to genotype cluster Aa

IsolatesNo. of isolates with indicated result by:
PCRLAMPAgglutination test with AAC(6′)-Iae antibody-conjugated beads
PositiveNegativeTotalPositiveNegativeTotalPositiveNegativeTotal
MDR P. aeruginosa
    Cluster A212021221202122075212
    Other022022022
Non-MDR P. aeruginosa
    Cluster A022022022
    Other0686806868105868
Total212722842127228421765284
  • a In all tests and combinations, the multidrug resistance of the isolates was positively associated with the positive results of aac(6) tests based on chi-square tests (P < 0.0001).