Table 3.

N. gonorrhoeae assay performance by specimen type

Specimen typePatient statusa(n)No. of culture-positive samplesBDPT vs cultureLCR vs cultureNo. of patients with positive infection statusbBDPT vs patient infection status
% Sensitivity% Specificity% Sensitivity% Specificity% Sensitivity% Specificity
Female
 SwabsS(600)4895.898.795.80.35196.199.3
A(811)3597.199.285.799.53897.499.6
Subtotal(1,411)8396.499.091.699.48996.699.5
 UrineS(577)4684.899.287.098.94983.799.6
A(754)3488.299.076.599.03786.599.3
Subtotal(1,331)8086.399.182.599.08684.999.4
Male
 SwabsS(496)19096.494.819098.494.8
A(187)410099.5410099.5
Subtotal(683)19498.596.519498.596.5
 UrineS(492)18997.994.493.794.418997.994.4
A(188)4100100100.098.94100100
Subtotal(680)19397.996.593.896.119397.998.5
TotalTotal(4,105)55096.298.490.798.756295.998.6
  • a S, symptomatic; A, asymptomatic.

  • b For females, a patient is considered infected (i) if culture is positive or (ii) if LCR is positive in swab and urine. For males, a patient is considered infected if culture is positive.