Absolute permeability (mL/100 g/min) measurementsa
90–240 Seconds | 30–90 Seconds | 0–90 Seconds | 0–90 Seconds | |
---|---|---|---|---|
Reference Standard | Delay Correction | Delay Correction | No Delay Correction | |
Nonischemic | 2.07 (1.83–2.34) | 1.54 (1.39–1.71) | 1.57 (1.24–2.00) | 1.95 (1.74–2.18) |
P < .001 | P = .002 | P = .125 | ||
Infarct | 2.48 (2.15–2.87) | 2.09 (1.85–2.37) | 1.66 (1.30–2.11) | 2.49 (2.21–2.79) |
P = .074 | P < .001 | P = .874 | ||
Tissue at risk | 2.43 (2.16–2.74) | 2.45 (2.21–2.72) | 1.93 (1.52–2.46) | 3.49 (3.14–3.88) |
P = .921 | P = .066 | P < .001 |
a Mean absolute permeability values and corresponding 95% CIs shown for different regions-of-interest and acquisition-time datasets, as well as P values derived from the GEE models.