Objective To explore the specific brain function abnormalities of patients with insomnia and its relationship with sleep indicators. Methods Twenty-three patients with insomnia and 22 controls were included. The resting-state functional magnetic resonance imaging(rs-f MRI) of brain and the regional homogeneity(ReHo) analysis method were applied. Pittsburgh sleep quality index(PSQI) was used to assess sleep quality. The patient group conducted polysomnography(PSG) to collect sleep indicators. Results Compare...