Table 1

Difference of ROI volumes between the automated and the manual protocol
Program Perfscape/Neuroscape PMA PMA with filtering * Stroketool Stroketool with filtering *
Median Median Median Median Median
IQR IQR IQR IQR IQR
Parameter
Tmax 4 s 25.80 123.68 64.91 122.89 37.50
12.8–66.1 75.2–206.8 27.3–138.1 75.6–176.5 14.9–75.3
Tmax 6 s 12.74 29.48 4.83 53.18 7.75
4.1–34.4 16.4–67.8 1.0–22.4 34.0–82.6 1.8–18.3
Tmax 8 s 8.05 23.16 2.68 31.78 1.67
2.6 - 28.1 13.5 – 55.4 0.4 – 15.8 16.1 – 50.1 0.2 – 6.5
MTT 5 s 186.78 35.12 11.59 129.35 58.74
151.4–248.5 17.8–87.8 3.4–44.1 82.5–225.7 21.8–130.5
MTT 6 s 154.40 114.8–207.0 16.76 8.4–49.0 4.34 0.9–18.4 80.18 49.1–143.6 26.51 8.0–63.7
MTT 8 s 94.24 7.36 0.77 33.82 6.07
55.0–143.3 3.8–17.4 0.3–3.9 20.9–57.6 1.6–18.8
CBF highest threshold 209.92 54.35 23.05 134.50 67.28
160.0–262.8 27.5–107.9 7.6–64.4 89.9–193.0 39.0–110.2
CBF medium threshold 151.93 36.14 10.51 87.28 35.27
97.6–212.2 18.6–65.9 3.7–36.5 59.4–134.0 18.1–61.7
CBF lowest threshold 63.66 23.40 4.33 53.95 12.73
39.6–119.4 13.3–39.3 1.4–15.3 37.2–83.0 6.6–28.4

CBF indicates cerebral blood flow; MTT mean transit time; IQR interquartile range. All values are in ml. * Values indicate volumes after additional CSF filtering in SPM8.

Galinovic et al.

Galinovic et al. BMC Medical Imaging 2012 12:16   doi:10.1186/1471-2342-12-16

Open Data