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Table 1 Plaque Index, Gingival Index and White Spot Lesions scales used for clinical evaluation

From: Effects of remote digital monitoring on oral hygiene of orthodontic patients: a prospective study

Plaque Index (PI) score

0

Absence of plaque in the gingival area

1

Slight deposit of plaque at gingival margin

2

Moderate accumulation of soft deposits covering less than half of the surface

3

Abundance of deposits covering more than half of the surface

Gingival Index (GI) score

0

Normal gingiva, no inflammation, bleeding or swelling

1

Mild inflammation, slight edema and color change; no bleeding

2

Moderate inflammation, redness, swelling; bleeding when probing

3

Important inflammation, marked redness and edema; spontaneous bleeding

White Spot Lesions (WSL) score

0

No visible WSL or surface disruption (no demineralization)

1

Visible WSL without enamel surface disruption (mild demineralization)

2

Visible WSL with roughened surface (moderate demineralization)

3

Visible WSL requiring restoration (severe demineralization)

  1. PI Plaque Index; GI Gingival Index; WSL White Spot Lesions