BACKGROUND World Health Organization has communicated that dementia as a public health priority in 2012. Behavioral and psychological symptoms of dementia are the main reason results in hospitalization of dementia patients. Horticulture is one of the favorite activity for many peoples to relax their minds. OBJECTIVES To investigate psychological health benefits of horticulture intervention in dementia patients. METHODS The databases including Cochrane Library, ProQuest, PubMed, EMBASE, EBSCO, Web of Science, and Ovid Medline were searched up to August 2017. RESULTS Twenty-three articles for systematic review, whereas 8 articles were included in meta-analysis. Meta-analysis verified the beneficial effect of horticultural therapy (HT) on agitation level (standard mean difference: -0.59; P < .00001); increase time spent on activity engagement (mean differences [MD]: 45.10%, P < .00001); decrease time for doing nothing (MD: -29.36%, P = .02). CONCLUSIONS Patients with dementia benefit from horticultural by alleviating their degrees of agitate behaviors, increasing time of engaging in activities and decrease time of doing nothing.

中文翻译：

---

痴呆患者的园艺疗法：系统评价和荟萃分析。

背景技术世界卫生组织已将痴呆症列为2012年的公共卫生重点。痴呆症的行为和心理症状是导致痴呆症患者住院的主要原因。园艺是许多人放松身心的最喜欢的活动之一。目的探讨园艺干预对痴呆患者的心理健康益处。方法检索截至2017年8月的数据库，包括Cochrane图书馆，ProQuest，PubMed，EMBASE，EBSCO，Web of Science和Ovid Medline。结果有23篇文章进行系统综述，而8篇文章纳入荟萃分析。荟萃分析证实了园艺疗法（HT）对搅动水平的有益作用（标准均值：-0.59； P <.00001）；增加活动投入的时间（平均差异[MD]：45.10％，P <.00001）；减少无所事事的时间（MD：-29.36％，P = .02）。结论痴呆患者可以通过减轻躁动行为的程度，增加参加活动的时间并减少无所事事的时间而从园艺中受益。