Table 1. Comparison between the groups regarding the oral and masticatory characteristics.

Variable	Category	Group				p
		Nonsmokers		Smokers
		n	%	n	%
Halitosis	No	23	95.8	16	66.7	0.023a
	Yes	1	4.2	8	33.3
Lesions suggestive of cavities	No	23	95.8	17	70.8	0.048a
	Yes	1	4.2	7	29.2
Periodontal problems	No	20	83.3	11	45.8	0.015a
	Yes	4	16.7	13	54.2
Class left	Class I	19	79.2	16	66.7	0.039a
	Class III	–	–	4	16.7
	Class II/I	5	20.8	2	8.3
	Class II/II	–	–	2	8.3
Class right	Class I	17	70.8	12	50.0	0.006a
	Class III	–	–	5	20.8
	Class II/I	7	29.2	3	12.5
	Class II/II	–	–	4	16.7
Crushing food	Posterior teeth	22	91.7	13	54.2	0.011a
	Anterior teeth	2	8.3	7	29.2
	With tongue	–	–	4	16.7
Chewing speed	Adequate	16	66.7	13	54.2	0.048a
	Increased	5	20.8	1	4.2
	Decreased	3	12.5	10	41.7
Chewing pattern	Bilateral alternating	15	62.5	9	37.5	0.287 (NS)
	Unilateral right	5	20.8	6	25.0
	Unilateral left	1	4.2	4	16.7
	Simultaneous bilateral	3	12.5	5	20.8

Abbreviation: NS, not significant.

^aSignificant at p ≤ 0.05.