TABLE 2.
Sensitivity of TMA with surveillance specimensa
| Group | No. of specimens tested | DPO | % R by DPO | % of reactive specimens by group (96% CI)b |
|---|---|---|---|---|
| A | 3 | 0 | 67 | 80 (0.071, 0.89) |
| 4 | 1 | 25 | ||
| 7 | 2 | 83 | ||
| 14 | 3 | 93 | ||
| 18 | 4 | 82 | ||
| 23 | 5 | 87 | ||
| 12 | 0 | 65 | 61 (0.54, 0.75) | |
| 24 | 1 | 25 | ||
| B | 40 | 2 | 58 | |
| 34 | 3 | 42 | ||
| 41 | 4 | 74 | ||
| 48 | 5 | 83 | ||
| 4 | 0 | 100 | 97 (0.98, 0.99) | |
| 18 | 1 | 100 | ||
| C | 21 | 2 | 95 | |
| 30 | 3 | 96 | ||
| 23 | 4 | 100 | ||
| 9 | 5 | 100 | ||
| D | 15 | 1-3 | 0 | NA |
| Total | 388 |
a
% R, percent reactive; NA, not applicable; CI, confidence interval.
b
Statistically significant association between sample type and TMA reaction; continuity correction applied.