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. 2016 Apr 10;11:606–613. doi: 10.1016/j.nicl.2016.04.001

Table 1.

Studies included in the analysis. Type of disorder as indicated in the original publication.

Citation Type of disorder Number of participants Imaging method Task
de Greck et al. (2011) Somatoform disorder P:20 (12f); HC: 20 (12f) MRI (1.5T) Monetary reward task
de Greck et al. (2012) Somatoform disorder P:20 (12f); HC: 20 (12f) MRI (1.5T) Emotional empathy
Gündel et al. (2008) Somatoform pain disorder P:12 (12f); HC: 20 (13f) MRI (1.5T) Noxious heat stimuli
Egloff et al. (2009) Chronic pain, not explained by peripheral tissue damage P: 11 (6f); HC: 12 (6f) PET Glucose metabolism resting state
Song et al. (2015) Somatization disorder P: 25 (21f); HC: 28 (22) MRI (3.0T) Resting state (ReHo)
Stoeter et al. (2007) Somatoform pain disorder P:17 (11f); HC: 17 (11f) MRI (1.5T) Pin-prick stimulation, emotional and cognitive stress
Su et al. (2014) Somatization disorder P: 25 (21f); HC: 28 (22) MRI (3.0T) Resting state (fALFF)
Valet et al. (2009) Pain disorder, without any somatic cause P:14 (14f); HC: 14 (14f) MRI (1.5T) VBM structural scan
Yoshino et al. (2014) Somatoform pain disorder P: 9 (4); HC: 20 (13) MRI (1.5T) Resting state (ReHo)
Zhang et al. (2015) Somatization disorder P: 25 (21f); HC: 28 (22) MRI (3.0T) DTI structural scan

P: patients; HC: healthy controls; T: Tesla; fMRI: magnetic resonance tomography; PET: positron emission tomography; f: number of females; ReHo: regional homogeneity; fALFF: fractional amplitude of low-frequency fluctuations.