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Table 2 Detailed parameters of MRI protocol in the included articles

From: Predictive value of background parenchymal enhancement on breast magnetic resonance imaging for pathological tumor response to neoadjuvant chemotherapy in breast cancers: a systematic review

Study ID

Field strength

Manufacturer

Dosage

Injection rate

The name and vendor of contrast agent

Spatial resolution

DCE phase

DCE acquisition time points or temporal resolution

You et al. 2017 [14]

1.5-T

Aurora Imaging Technology, Aurora Systems, Inc., Canada

NR

2 mL / s

NR

In-plane spatial resolution = 1 mm

1 pre- and 4 post-contrast acquisitions

At 90, 180, 270, and 360 s after injection

Rella et al. 2020 [15]

1.5-T

Signa® Excite; GE-medical system

0.2 mL / kg

2 mL / s

Gadobenate dimeglumine; MultiHance®, Bracco)

Pixel size = 0.7 mm2

1 pre- and 5 post-contrast acquisitions

NR

Preibsch et al. 2016 [16]

1.5-T

Philips Achieva, Hamburg, Germany

0.16 mmol / kg

NR

Gadobutrol; Gadovist®, Bayer HealthCare

AG, Berlin, Germany

In-plane spatial resolution = 0.8 mm

1 pre- and 7 post-contrast acquisitions

NR (post-contrast images obtained at ~ 150 s were used for BPE analysis)

Onishi et al. 2021 [19]

1.5-T or 3.0-T

NR

NR

2 mL / s

NR

In-plane spatial resolution ≤ 1.4 × 1.4 mm2

1 pre- and multiple post-contrast acquisitions

80–100 s per dynamic acquisition

Chen et al. 2015 [17]

1.5-T

Philips Medical System, Best, Netherlands

0.1 mmol / kg

NR

Omniscan; Nycomed-Amersham, Princeton, NJ

In-plane spatial resolution = (1.3–1.5) × (2.5–3.0) mm2

4 pre- and 12 post-contrast acquisitions

42 s per dynamic acquisition

Dong et al. 2018 [20]

3.0-T

Skyra, Siemens, Munich, Germany

0.2 mL / kg

2.5 mL / s

Gadopentetate dimeglumine; Germany, Berlin, Schering Co, Ltd

(SCHERING)

In-plane spatial resolution = 1.1 × 0.8 mm2

1 pre- and 7 post-contrast acquisitions

NR

You et al. 2018 [21]

1.5-T

Aurora Imaging Technology, Aurora Systems, Inc., Vancouver, Canada

NR

2 mL / s

Magnevist; Bayer Schering Pharma,  Berlin, Germany

In-plane spatial resolution = 1 mm

1 pre- and 4 post-contrast acquisitions

At 90, 180, 270, and 360 s after injection

Choi et al. 2015 [22]

1.5-T or 3.0-T

Achieva; Philips Medical Systems, Best, The Netherlands / Magnetom Verio; Siemens Medical Solutions, Erlangen, Germany

0.2 mmol / kg; 0.1 mmol / kg

NR

Gadovist; Bayer Schering Pharma AG

NR

1 pre- and 6 post-contrast acquisitions

At 7, 67, 127, 187, 247, and 367 s after injection

Arasu et al. 2020 [23]

1.5-T or 3.0-T

NR

0.1 mmol / kg

2 mL / s

NR

In-plane spatial resolution ≤ 1.4 mm

Pre- and multiple post-contrast images

Continued for at least 8 min after injection

Oh et al. 2018 [24]

1.5-T

Magnetom Avanto; Siemens Healthcare, Erlangen, Germany

0.1 mmol / kg; 0.2 mL / kg

2 mL / s

Dotarem; Guerbet, Roissy, France / Magnevist; Bayer Schering Pharma, Berlin, Germany

0.9 × 0.9 × 0.9 mm3

1 pre- and 5 post-contrast acquisitions

61 s per dynamic acquisition

La Forgia et al. 2021 [25]

1.5-T

Achieva, Philips Medical Systems, Best, The Netherlands

0.1 mmol / kg

2–2.5 mL / s

NR

1.5 × 1.5 × 1.5 mm3

1 pre- and 5 post-contrast acquisitions

60 s per dynamic acquisition

Teixeira et al. 2018 [18]

1.5-T

Achieva; Philips Medical Systems, Best, the Netherlands

0.1 mmol / kg

NR

NR

NR

1 pre- and 3 post-contrast acquisitions

NR

Moliere et al. 2019 [26]

1.5-T

Aera, Siemens Healthcare

0.1 mmol / kg

NR

Dotarem; Guerbet, Roissy, France

NR

1 pre- and 5 post-contrast acquisitions

90 s per dynamic acquisition; the late acquisition was centered at 6 min

  1. NR Not reported