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

Table 3

Association between periodontal diseases and age, gender, level of education, smoking, khat chewing, BMI, and albumin level.

The variables		Estimate	Std. error	Wald	Df	Sig.	95% confidence interval
							Lower bound	Upper bound
Dependent variable	Gingivitis	−3.80	1.41	7.24	1	0.01	−6.56	−1.03
	Chronic periodontitis	2.30	1.32	3.04	1	0.08	−0.29	4.89
	Aggressive periodontitis	5.73	1.55	13.76	1	0.00	2.70	8.76
Independent variables	Age	1.41	0.56	6.30	1	0.01	0.31	2.50
	Gender	−1.13	0.46	6.09	1	0.01	−2.03	−0.23
	Level of education	−0.36	0.13	7.56	1	0.01	−0.61	−0.10
	Smoking	1.11	0.49	5.18	1	0.02	0.15	2.06
	Khat chewing	0.41	0.51	0.64	1	0.42	−0.59	1.40
	Albumin level	0.07	0.57	0.02	1	0.90	−1.04	1.18
	BMI	0.30	0.25	1.48	1	0.22	−0.18	0.79