Table 1 Studies included in this meta-analysis.

From: Cerebral glucose metabolism and Cerebral blood flow in thyroid dysfunction: An Activation Likelihood Estimation Meta-analysis

Category

Author

Year

Country

Radiopharmaceuticals

Scanner

No. of subjects

Patients (females)

Control (females)

Cerebral glucose metabolism

Hypothyroidism

 

Jeong et al.

2017

Korea

18F-FDG

PET

20 (12)

20 (18)

 

Bauer et al.

2009

USA

18F-FDG

PET

14 (11)

10 (8)

Hyperthyroidism

 

Miao et al.

2011

China

18F-FDG

PET

10 (5)

20 (10)

 

Schreckenberger et al.

2006

Germany

18F-FDG

PET

12 (10)

20 (?)

Cerebral blood flow

Hypothyroidism

 

Schraml et al.

2006

USA

99mTc-ECD

SPECT

9 (4)

9 (4)

 

Krausz et al.

2004

Israel

99mTc-HMPAO

SPECT

10 (10)

10 (9)

  1. PET, positron emission tomography; SPECT, single-photon emission computed tomography.