Abstract 136
| True positive (flap success) | True negative (flap fail) | ||
|---|---|---|---|
| Contrast ultrasonography | |||
| Test positive (flap perfused) | 24 | 0 | |
| Test negative (flap not perfused) | 0 | 3 | |
| Non-imaging spectral doppler | |||
| Test positive (flap perfused) | 24 | 3 | |
| Test negative (flap not perfused) | 0 | 0 | |
| Direct inspection | |||
| Test positive (flap perfused) | 24 | 0 | |
| Test negative (flap not perfused) | 0 | 3 | |