Sensitivity and Specificity of Posttreatment Images for Primary Tumors and Lymph Nodes
| Parameter | CT (primary) | MRI (primary) | PET (primary) | CT (LN) | MRI (LN) | PET (LN) |
|---|---|---|---|---|---|---|
| True-positive (n) | 3 | 3 | 4 | |||
| False-negative (n) | 1 | 0 | 0 | |||
| True-negative (n) | 10 | 7 | 17 | 16 | 17 | 17 |
| False-positive (n) | 7 | 10 | 2 | 5 | 3 | 6 |
| Sensitivity (%) | 75 | 100 | 100 | |||
| 95% CI* (%) | 22–99 | 31–100 | 40–100 | |||
| Specificity (%) | 59 | 41 | 89 | 76 | 85 | 74 |
| 95% CI* (%) | 33–81 | 19–67 | 65–98 | 52–91 | 61–96 | 51–89 |
↵* 95% Confidence interval (15).
LN = lymph nodes.