Table 1: Proposed classification of peri-implant mucositis.

Staging Definition
Stage 0A PPD ≤ 4 mm and BoP and/or SUP, with no signs of loss of supporting bone following initial bone remodeling during healing
Stage 0B PPD > 4 mm and BoP and/or SUP, with no signs of loss of supporting bone following initial bone remodeling during healing

PPD = probing pocket depth; BoP = bleeding on probing; SUP = suppuration

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