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. Author manuscript; available in PMC: 2013 Aug 12.
Published in final edited form as: Magn Reson Med. 2012 Jul 27;69(6):1721–1734. doi: 10.1002/mrm.24422

Table 1.

Center Slice Reproducibility Statistics for Analysis via the Standard Model and Extended Models for the 1282 Acquisition (a and c) and 642 Acquisition (b and d)

Parameter Mean Mean difference 95% CI (population) wSD wCV (%) Repeatability
(a) 128 × 128 standard
    Ktrans (min–1) 0.156 –0.0002 ± 0.025 0.027 17.6 0.076
    ve 0.482 –10.023 ± 0.035 0.039 8.0 0.107
(b) 64 × 64 standard
    Ktrans (min–1) 0.216 0.006 ± 0.027 0.030 13.9 0.083
    ve 0.491 0.014 ± 0.032 0.036 7.3 0.099
(c) 128 × 128 extended
    Ktrans (min–1) 0.115 –0.006 ± 0.017 0.020 17.4 0.055
    ve 0.510 –0.010 ± 0.025 0.028 5.6 0.079
    vp 0.029 –0.003 ± 0.003 0.004 11.8 0.010
(d) 64 × 64 extended
    Ktrans (min–1) 0.152 –0.005 ± 0.023 0.025 16.6 0.070
    ve 0.520 0.032 ± 0.028 0.031 6.0 0.087
    vp 0.022 0.0003 ± 0.003 0.004 17.0 0.010