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Table 1: 
Tumor signal intensity, degree of contrast enhancement, and CER detected with T1SE and T1IR
SequenceSignal Intensity, Mean ± SDDegree of Contrast Enhancement, Mean ± SDCER, Mean ± SD, %
Pre-EnhancedPost enhanced
T1SE174.2 ± 17.0346.9 ± 88.8172.8 ± 93.4*101.7 ±5 9.4†
T1IR270.7 ± 47.6492.9 ± 94.1222.2 ± 108.4*90.0 ± 60.7†
  • Note:—T1SE indicates T1-weighted spin-echo; T1IR, T1-weighted inversion recovery; CER, contrast-to-enhancement ratio.
  • * T1IR is higher (P < .001).
  • † There is no difference between the 2 sequences (P > .05).