Relationship between Undernutrition and Periodontal Diseases among a Sample of Yemeni Population: A Cross-Sectional Study

Table 4

Distribution of body mass index with age, smoking, khat chewing, and PDs categorized by gender.

Variables			BMI						value
			Mild		Moderate		Severe
			N	%	N	%	N	%
Male	Age	18–35	79	90.8	28	93.3	15	88.2	0.814
		35–50	8	9.2	2	6.7	2	11.8
	Smoking	No	71	81.6	24	80.0	11	64.7	0.303
		Yes	16	18.4	6	20.0	6	35.3
	Khat chewing	No	19	21.8	5	16.7	3	17.6	0.855
		Yes	68	78.2	25	83.3	14	82.4
	Periodontal disease diagnosis	Healthy	0	0.0	0	0.0	0	0.0	0.205
		Gingivitis	74	85.1	26	86.7	11	64.7
		Chronic periodontitis	11	12.6	4	13.3	6	35.3
		Aggressive periodontitis	2	2.3	0	0.0	0	0.0
Female	Age	18–35	50	96.2	26	89.7	11	78.6	0.062
		35–50	2	3.8	3	10.3	3	21.4
	Smoking	No	44	84.6	25	86.2	11	78.6	0.854
		Yes	8	15.4	4	13.8	3	21.4
	Khat chewing	No	36	69.2	21	72.4	9	64.3	0.824
		Yes	16	30.8	8	27.6	5	35.7
	Periodontal disease diagnosis	Healthy	5	9.6	3	10.3	1	7.1	0.327
		Gingivitis	43	82.7	23	79.3	9	64.3
		Chronic periodontitis	4	7.7	3	10.3	4	28.6
		Aggressive periodontitis	0	0.0	0	0.0	0	0.0

Chi-square test and Fisher’s exact test were used.