Signal intensity ratios of lesion to contralateral normal side on Gd-enhanced T1-weighted images
| Time | n | Mean ± SD | Range |
|---|---|---|---|
| 30 min | 14 | 1.14 ± 0.15 | 1.00–1.53 |
| 2 hr | 14 | 1.30 ± 0.20 | 1.02–1.68 |
| 4 hr | 14 | 1.27 ± 0.17 | 0.94–1.64 |
| 6 hr | 14 | 1.25 ± 0.17 | 0.95–1.53 |
n indicates number of cats.