To determine oral hygiene status, each participant underwent a comprehensive oral examination including an assessment of plaque accumulation and gingival inflammation, both indicators of oral hygiene.

为了判断口腔卫生的状态，每个受试者都要接受一个综合的口腔检查，检查包括两个可以反应口腔卫生的方面，即口腔内斑块的数量和是否存在牙龈炎症。

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