BMC Oral Health

Table 3 Mean and median OHIP-14 domain scores according to periodontal status

From: Periodontitis in a 65-year-old population: risk indicators and impact on oral health-related quality of life

	Non-periodontitis		Stage II		Stage III or IV
	Mean (SD)	Median (IQR)	Mean (SD)	Median (IQR)	Mean (SD)	Median (IQR)
Functional limitation	0.4 (1.1)	0 (0)	0.5 (1.1)	0 (0)	0.6 (1.3)	0 (0)
Physical pain	0.9 (1.3)	0 (2)^a	1.0 (1.5)	0 (2)^b	1.3 (1.7)	1 (2)^ab
Psychological discomfort	0.4 (0.9)	0 (0)^a	0.3 (0.8)	0 (0)^b	0.7 (1.5)	0 (1)^ab
Physical disability	0.3 (0.8)	0 (0)	0.5 (1.1)	0 (1)	0.5 (1.2)	0 (1)
Psychological disability	0.4 (1.0)	0 (0)^a	0.4 (1.0)	0 (0)	0.7 (1.4)	0 (1)^a
Social disability	0.3 (0.8)	0 (0)	0.3 (0.8)	0 (0)	0.4 (1.1)	0 (0)
Handicap	0.2 (0.8)	0 (0)^a	0.4 (1.1)	0 (0)	0.4 (1.1)	0 (0)^a

Kruskal–Wallis ANOVA and Mann–Whitney U-test, sig if p < 0.05. Letters in superscript indicates statistically significant difference between groups of same letter on the same row. N = 453

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ISSN: 1472-6831

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