Psoriasis and oral health in adult United States population: a cross-sectional study

BMC Oral Health

Table 3 Prevalence Ratios (95% CI) of prevalent moderate/severe periodontitis for psoriasis severity, NHANES 2011–2014

	Psoriasis severity	Moderate/ severe periodontitis		Non-functional dentition
	Psoriasis severity	PR (95% CI)	p value	PR (95% CI)	p value
Model 1 (Unadjusted)	No psoriasis	Ref		Ref
	Few/little	0.83 (0.64–1.09)	0.19	0.81 (0.57–1.15)	0.24
	Scattered/extensive	0.94 (0.52–1.69)	0.83	0.67 (0.32–1.39)	0.28
Model 2 (Adjusted)	No psoriasis	Ref		Ref
	Few/little	0.83 (0.63–1.09)	0.18	0.76 (0.57–1.01)	0.06
	Scattered/extensive	1.01 (0.59–1.71)	0.98	0.82 (0.45–1.48)	0.50
Model 3 (Adjusted)	No psoriasis	Ref		Ref
	Few/little	0.85 (0.65–1.12)	0.24	0.78 (0.60–1.01)	0.06
	Scattered/extensive	1.05 (0.64–1.73)	0.84	0.85 (0.48–1.51)	0.58
Model 4 (Adjusted)	No psoriasis	Ref		Ref
	Few/little	0.84 (0.64–1.11)	0.21	0.75 (0.58–0.97)	0.03
	Scattered/extensive	1.02 (0.61–1.71)	0.93	0.72 (0.39–1.31)	0.27

*Model 1: Unadjusted association
*Model 2: Adjusted for demographics; age, gender, race, income level, education, and health insurance
*Model 3: Adjusted for demographics and lifestyle as smoking
*Model 4: Adjusted for demographics, lifestyle, and clinical variables; diabetes and hypertension

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