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Table 1 Differences between scanner, devices, and technical parameters of dynamic contrast-enhanced acquisition used in the current study and those used in the work by Giannini et al. [16]

From: Nipple-sparing mastectomy: external validation of a three-dimensional automated method to predict nipple occult tumour involvement on preoperative breast MRI

 Current studyGiannini et al. [16]
Equipment1.5-T Ingenia; Philips Medical Systems, Best, The Netherlands1.5-T HDx Signa Excite, GE HealthCare Milwaukee, WI, USA
CoilPhased-array 16-channelPhased 8-channel coil
DCESlice thickness (mm)32.6
Acquisition planeAxialAxial/sagittal
Repetition time (ms)5.15.5/4.8
Echo time (ms)2.52.6/1.9
Flip angle10°10°
Field of viewAccording to breast volumeAccording to breast volume
Acquisition matrix340 × 340416 × 416/416 × 256
Pixel size (mm2)0.7865 × 0.7865Pixel 0.625 × 0.625
Temporal resolution (s)7090
T2-weightedSlice thickness (mm)33
Acquisition planeSagittalSagittal
Repetition time (ms)20003360
Echo time (ms)20970
Flip angle90°90°
Field of viewAccording to breast volumeAccording to breast volume
Acquisition matrix340 × 340416 × 256
Pixel size (mm)0.8536 × 0.85360.4297 × 0.4297