Table 9.
Authors | Sample Size (M/F) | Imaging Method | Pain Stimulus | Findings |
---|---|---|---|---|
Berman et al34 | 7/6 | fMRI | Visceral pressure | M > F: Insula F > M: deactivation in amygdala, mid-cingulate |
Derbyshire et al91 | 11/10 | PET | Heat (laser) | M > F: Contra PFC, S2, S1, insula F > M: Ipsi perigenual & ventral cingulate |
Henderson et al184 | 11/11 | fMRI | Hypertonic Saline | M > F: Cerebellar cortex F > M: Mid-cingulate, DLPFC |
Hobson, et al189 | 8/8 | MEG/EP | Esophageal Electrical | No sex differences |
Moulton et al285 | 11/17 | fMRI | Contact Heat | F > M: Deactivation in S1, lt anterior insula, DLPFC |
Naliboff et al292 | 19/23* | fMRI | Visceral pressure | M > F: Rt. DLPFC, Insula, PAG F > M: Lt. VMPFC, rt. ACC, lt. amygdala |
Paulson et al312 | 10/10 | PET | Heat (contact) | F> M: Contra PFC, Insula, thalamus |
Straube et al395 | 12/12 | fMRI | Electrical | F > M, MPFC M > F, IC |
Abbreviations for imaging methods sites: fMRI, functional magnetic resonance imaging; MEG/EP, magnetoencephalography/evoked potentials; PET, positron emission tomography.
Abbreviations for findings (F > M, female > male): ACC, anterior cingulated cortex; DLPFC, dorsolateral prefrontal cortex; PFC, prefrontal cortex; S1, primary somatosensory cortex; S2, secondary somatosensory cortex; VMPFC, ventromedial prefrontal cortex.