Table 1.
The overall detection of extraprostatic disease in 199 patients
| n | Sens | 95 % CI | Spec | 95 % CI | NPV | 95 % CI | PPV | 95 % CI | OR | 95 % CI | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MRI | All patients | 199 | 72 | 63–81 | 65 | 54–75 | 68 | 57–77 | 70 | 60–78 | 4.8 | 2.7–8.8 |
| D’Amico risk group | ||||||||||||
| Low | 53 | 68 | 45–86 | 67 | 49–83 | 75 | 55–89 | 60 | 39–79 | 4.5 | 1.4–14.5 | |
| Med | 101 | 67 | 53–79 | 61 | 45–75 | 61 | 45–75 | 67 | 53–79 | 3.3 | 1.4–7.2 | |
| High | 45 | 86 | 67–96 | 71 | 44–90 | 75 | 48–93 | 83 | 64–95 | 14.4 | 3.3–63.6 | |
| DRE | All patients | 199 | 5 | 2–11 | 98 | 92–99 | 48 | 41–55 | 71 | 30–95 | 2.3 | 0.4–12.1 |
NPV negative predictive value, PPV positive predictive value, OR odds ratio, CI confidence interval, DRE digital rectal examination