Sensitivity and Specificity of Gram's stain for the detection of Campylobacter spp. in stool - Utility of stool Gram's stain for the dection of Campylobacter spp.

For the microscopic examination, the sensitivity and specificity were 53.5% and 98.1% for physician A, 46.7% and 96.2% for physician B, 63.0% and 100% for the clinical laboratory technician, and 67.4% and 100% for microbiologists, respectively. The antigen testing was evaluated in 131 of the 205 samples and showed a sensitivity of 93.3% and specificity of 99.0%. Microscopic examination of the stool samples showed high specificity.