The effect of horticultural therapy on older adults in pension institutions: a systematic review

To systematically evaluate the effect of horticultural therapy (HT) on older adults in pension institutions.Systematic review was conducted based on the checklist for PRISMA.The searches were conducted in the Cochrane library, Embase, Web of Science, PubMed, Chinese Biomedical Database (CBM), and the China Network Knowledge Infrastructure (CNKI), from their inception until May 2022. In addition, manual screening of references of relevant studies was performed to identify potential studies. We conducted a review of quantitative studies published in Chinese or English. Experimental studies were evaluated using the Physiotherapy Evidence Database (PEDro) Scale.A total of 21 studies involving 1214 participants were included in this review, and the quality of the literature was good. Sixteen studies were Structured HT. The effects of HT were significant in terms of physical, physiological, and psychological aspects. In addition, HT improved satisfaction, quality of life, cognition, and social relationships, and no negative events were found.As an affordable non-pharmacological intervention with a wide range of effects, horticultural therapy is suitable for older adults in pension institutions and is worth promoting in pension institutions, communities, homes, hospitals, and other institutions that require long-term care.