TABLE 4.
Parametera | SMAC plate ($) | ELISA ($) | RA plate ($) | ELISA-RA method ($) |
---|---|---|---|---|
Cost per item | 0.46 | 9.00 | 1.80 | NA |
Cost per negative sampleb | 0.46 | 9.00 | 1.80 | 10.80 |
Cost per positive sample | 0.92c | 9.00d | 3.60c | 39.60d |
Costs do not include positive and negative controls.
Does not include the cost of additional materials for “rule-out” testing.
Two plates were used for primary isolation and subculture.
Based upon an average of four ELISA tests (see the text).