Qualitative evaluation of perfusion parametric maps in full-dose (0.1-mmol/kg) and half-dose (0.05-mmol/kg) contrast groups processed with Bayesian and cSVD methodsa
Bayesian | cSVD | Wilcoxon Test (P Value) | Spearman Rank (r), 95% CI | |
---|---|---|---|---|
Full-dose | ||||
CBF | 4, 3–4 | 4, 3–4 | .76 | 0.84, 0.63–0.93 |
CBV | 4, 3–4 | 4, 3–4 | .6 | 0.69, 0.35–0.87 |
MTT | 4, 3–4 | 3, 3–4 | .12 | 0.53, 0.32–0.76 |
Half-dose | ||||
CBF | 4, 3–4 | 3, 3–4 | .27 | 0.66, 0.31–0.85 |
CBV | 3, 3–4 | 3, 2–4 | .02b | 0.4, 0.17–0.74 |
MTT | 3, 3–4 | 3, 2–3 | .004b | 0.12, 0.04–0.54 |