Association of Oral Hygiene and Periodontal Health with Third Molar Pericoronitis: A Cross-Sectional Study

Table 3

Comparison of plaque index score between pericoronitis and healthy subjects.

	Pericoronitis		Healthy		value
	Mean rank	Sum of rank	Mean rank	Sum of rank
Operculum plaque index score	33.93	919	21.07	569	0.001
Distal second molar plaque index score	31.46	849.5	23.54	635.5	0.049

Results are based on the Mann–Whitney test. .