For most populations, implementation intentions (IIs) facilitate physical activity (PA). However, for older adults, previous studies found mixed evidence for the effectiveness of this behaviour change technique. To examine which characteristics of IIs predict successful enactment, the content of older participants’ IIs formed within a self-regulatory intervention to prompt PA was analysed.

中文翻译：

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是什么让实施意图对老年人的身体活动（无效）有效？

对于大多数人群而言，实施意图 (II) 有助于身体活动 (PA)。然而，对于老年人来说，先前的研究发现了这种行为改变技术的有效性的混合证据。为了检查 IIs 的哪些特征预测成功制定，分析了在促进 PA 的自我调节干预中形成的老年参与者 IIs 的内容。