Table 1.

Clinical characteristics of 300 patients.

Factors	Category	N = 300
Sex	Male	135
	Female	165
Age (years)	20–39	60
	40–59	77
	60–79	125
	≥80	38
Number of remaining teeth in the mandible	<5	14
	5–9	34
	10–13	96
	≥14	156
Height (cm)	<150	22
	150–159	126
	160–169	94
	170–179	50
	≥180	8
Body weight (kg)	<50	69
	50–59	86
	60–69	89
	70–79	40
	≥80	16

N (Number).