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Table 2: Effectiveness of CE-FIESTA and CE-T1WI findings for surgery of pituitary macroadenomas
MR Sequences MR Findings Radiologist 1 MR Findings Radiologist 2
Tumor Consistency at Surgery P Value Tumor Consistency at Surgery P Value
Hard (n = 5) Soft (n = 24) Hard (n = 5) Soft (n = 24)
CE-FIESTA Solid 5 3 .0005 Solid 5 2 .0002
Mosaic 0 21 Mosaic 0 22 
CE-T1WI Solid 4 18 >.9999 Solid 4 16 >.9999
Mosaic 1 6 Mosaic 1 8 
T2WI Solid 3 15 >.9999 Solid 3 11 .6513
Mosaic 2 9 Mosaic 2 13 
Relative Postoperative Tumor Size, % P Value Relative Postoperative Tumor Size, % P Value
CE-FIESTA Solid (7) 53.4 ± 29.5 .0040 Solid (6) 58.2 ± 28.8 .0008
Mosaic (20) 28.2 ± 12.6 Mosaic (21) 28.0 ± 12.5 
CE-T1WI Solid (22) 36.6 ± 22.7 .3458 Solid (22) 36.9 ± 21.2 .4533
Mosaic (5) 26.5 ± 8.3 Mosaic (5) 30.3 ± 21.4 
T2WI Solid (18) 38.4 ± 24.7 .2021 Solid (14) 36.0 ± 27.1 .7565
Mosaic (9) 27.3 ± 7.0 Mosaic (13) 33.4 ± 12.7 
Note:—Numbers in parentheses indicate number of cases in each category.
Data are mean ± SD.