Fig. 3
From: Tianzhi granule improves cognition and BPSD of vascular dementia: a randomized controlled trial
Mean change of secondary efficacy measures from baseline in three groups (ITT-LOCF analysis). a Mean change of NPI from baseline in three groups. b Mean change of MMSE from baseline in three groups. MMSE Mini-mental state examination, NPI Neuropsychiatric Inventory. p < 0.05 Tianzhi vs placebo in the mean change after 24 weeks’ treatment, p < 0.05 donepezil vs placebo in the mean change after 24 weeks’ treatment, p > 0.05 Tianzhi vs donepezil. ITT intent-to-treat, LOCF last observation carried forward, PPS per protocol set