Table 2 MRI characteristics of the eligible studies.

Al-Zandi SH, et al.⁶ (2018)

3 T

Achieva, Philips

SWI

2 radiologists

NA

Campion T, et al.⁷ (2017)

3 T

Achieva TX, Philips

FLAIR*

2 neuroradiologists, 1 radiology resident

yes

Cortese R, et al.⁸ (2018)

3 T

Achieva, Philips

PD, T2WI, SWI

2 neuroradiologists

yes

Darwish EAF, et al.⁹ (2018)

3 T

Magnetom Skyra, Siemens

FLAIR, SWI

2 neuroradiologists

yes

Gabr RE, et al.¹⁰ (2018)

3 T

Ingenia, Philips

FLAIR*

1 neuroradiologist

NA

Gaitan MI, et al.¹¹ (2013)

7 T

NA, Siemens

T2*-weighted images

NA

NA

George IC, et al.¹² (2016)

3 T

NA, Philips

T2-FLAIR + FLAIR*

2 neurologists

yes

Grabner G, et al.¹³ (2011)

3 T, 7 T

Tim Trio, 7 T system, Siemens

FLAIR (3 T), SWI (7 T)

1 radiologist

NA

Hosseini Z, et al.¹⁴ (2018)

7 T

NA, Agilent Technologies

FLAIR, SWI

1 neuroradiologist, 1 radiology resident

NA

Kau T, et al.¹⁵ (2013)

3 T

Achieva, Philips

FLAIR, SWI

2 readers

yes

Lamot U, et al.¹⁶ (2017)

3 T

Magnetom Trio, Siemens

FLAIR, T2WI, SWI

2 neuroradiologists

yes

Lane JI, et al.¹⁷ (2015)

1.5 T

Avanto or Espree, Siemens

FLAIR, SWI

3 neuroradiologists

yes

Lummel N, et al.¹⁸ (2011)

3 T

Signa HDxt, GE

FLAIR, SWAN

2 neuroradiologists

yes

Luo J, et al.¹⁹ (2014)

3 T

Trio, Siemens

SWI

NA

NA

Maggi P, et al.²⁰ (2018)

3 T or 1.5 T

Best or Achieva, Philips

FLAIR*

2 neurologists

yes

Mistry N, et al.²¹ (2016)

3 T

Achieva, Philips

T2*-weighted images

1 neurologist, 1 neuroradiologist

yes

Oztoprak B, et al.²² (2016)

1.5 T

Magnetom Aera, Siemens

FLAIR, SWI

2 radiologists

NA

Sinnecker T, et al.²³ (2012)

7 T

Magnetom, Siemens

T2*-weighted images

1 neuroradiologist, 1 trained observer

yes

Solomon AJ, et al.²⁴ (2018)

3 T

NA, Philips

FLAIR*

3 neurologists

yes

Sparacia G, et al.²⁵ (2018)

1.5 T

Achieva, Philips

SWI

2 neuroradiologists

yes

Tallantyre EC, et al.²⁶ (2011)

7 T

Achieva, Philips

T2*-weighted images

1 primary observer

yes