Thee researchers examined 33 studies involving tens of thousands of people, most of whom were aged over 60 but living in the community rather than in hospital or care homes.

研究人员考察了33项研究，这些研究涵盖了数以万计的人，他们当中的大多数都年逾六十，住在社区里而非住在医院或养老院。 。

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Thee researchers examined 33 studies involving tens of thousands of people, most of whom were aged over 60 but living in the community rather than in hospital or care homes.

研究人员考察了33项研究，这些研究涵盖了数以万计的人，他们当中的大多数都年逾六十，住在社区里而非住在医院或养老院。 。

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