TABLE 4.
Conventional lab tests ordered for historical control population and average cost per patienta
| Test | No. of orders | Cost per test ($) | Total cost in cohort ($) |
|---|---|---|---|
| Stool culture | 594 | 6.69 | 3,973.86 |
| Ova and parasite examination | 274 | 18.98 | 5,200.52 |
| Cryptosporidium/Giardia antigen test | 146 | 40.36 | 5,892.56 |
| Yersinia stool culture | 46 | 4.97 | 228.62 |
| Shiga-like toxin EIA | 41 | 19.43 | 796.63 |
| Cyclospora/Isospora stain | 28 | 20 | 560 |
| Vibrio stool culture | 27 | 5.2 | 140.4 |
| Rotavirus antigen test | 27 | 8.36 | 225.72 |
| C. difficile PCR | 483 | 40 | 19,320 |
| Total | 36,338.31 |
a
Total number of historical control patients, 594; average cost per patient, $61.18.