Table 2.

Brain imaging data of frequently reported brain regions.

Brain regions
LBP vs. HC	PFC	ACC	Precuneus	Insula	SI
Acupuncture-induced brain alterations
Function	PFC	Insula	Cerebellum	SI	ACC
Structure	SI
MA vs. EA
MA	PFC	Cerebellum	Insula	SI	ACC
EA	PFC	ACC	STG	SI	Insula
rs-fMRI vs. ts-fMRI
rs-fMRI	PFC	Cerebellum	Insula	SI	ACC
ts-fMRI	Cerebellum	Insula	SI	SII	PFC

ACC, anterior cingulate cortex; HC, healthy controls; LBP, low back pain; PFC, prefrontal cortex; rs-fMRI, resting-state fMRI; SI, primary somatosensory cortex; SII, secondary somatosensory cortex; STG, superior temporal gyrus; ts-fMRI, task-state fMRI.