The following clinical parameters were measured at baseline, 2, 4, 6, 8, 10 and 12 weeks after treatment: plaque index (PI), bleeding on probing (BOP) and probing depth (PD).

在基线及2、4、6、8、10、12周时由检查者单盲法评估如下指标：牙菌斑指数(PI)，探入后出血(BOP)和探入深度(PD)。

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The following clinical parameters were measured at baseline, 2, 4, 6, 8, 10 and 12 weeks after treatment: plaque index (PI), bleeding on probing (BOP) and probing depth (PD).

在基线及2、4、6、8、10、12周时由检查者单盲法评估如下指标：牙菌斑指数(PI)，探入后出血(BOP)和探入深度(PD)。

youdao