Table 4.
The number of patients for hepatitis C antibody, the number positive, total cost of testing over the study time period, costs per-person-tested, and costs per-positive-identified by centers intervention group
| Center (Intervention Type) | Testing Group | No. Tested | No. Positive (%) | Total Costs in $ | Cost Per-Person-Tested in $ | Cost Per-Positive-Identified in $ | Incremental Cost Per Additional Person Tested in $ | Incremental Cost Per Additional Positive Identified in $ |
|---|---|---|---|---|---|---|---|---|
| Center 1 (Repeated-mailings) | Standard-of-care (Risk-Based) Birth Cohort (Intervention) |
84 805 |
2 (2.4) 8 (1.0) |
1,596 56,039 |
19 63 |
798 7,005 |
44 | 6,207 |
| Center 2 (Best Practice Alert All costs) | Standard-of-care (Risk-Based) Birth Cohort (Intervention) |
197 2757 |
6 (3.0) 27 (1.0) |
1,648 122,223 |
20 44 |
644 4,527 |
24 | 3,883 |
| Center 2 (Best Practice Alert Omitting fixed startup costs) | Standard-of-care (Risk-Based) Birth Cohort (Intervention) |
197 2757 |
6 (3.0) 27 (1.0) |
1,648 63,059 |
20 23 |
644 2,336 |
3 | 1,691 |
| Center 3 (Patient-Solicitation) | Standard-of-care (Risk-Based) Birth Cohort (Intervention) |
92 2736 |
5 (5.4) 34 (1.2) |
2,295 143,815 |
25 53 |
459 4,230 |
28 | 3,771 |