Image Parameter Evaluated | Full Dose | Half Dose | t Test |
---|---|---|---|
SNR | 342 ± 101 | 330.3 ± 67 | 0.6 |
Max T2* signal drop | 120 ± 54 | 81.6 ± 48 | 0.01 |
Background noise | 2.5 ± 0.6 | 2.7 ± 0.9 | 0.4 |
Peak of AIF | 9.1 ± 2.4 | 7.2 ± 2.0 | 0.002 |
FWHM of AIF | 16.8 ± 2.6 | 18.2 ± 2.8 | 0.14 |
Note:—Data presented as mean ± standard deviation.
Max indicates maximum.