Table 5.

Probabilities for selected symptom items by severity of symptom derived from LCA for all participants

Symptom items		Asymptomatic	Mild symptoms	Overt symptoms
Number of lost teeth	0 teeth	48.4%	39.5%	32.8%
	1–3 teeth	29.5%	39.3%	31.6%
	more than 4 teeth	22.1%	21.1%	35.6%
Whether gingival bleeding	Yes	0.0%	100.0%	35.1%
	No	100.0%	0.0%	64.9%
Whether dysphagia	Yes	0.2%	0.1%	7.0%
	No	99.8%	99.9%	93.0%
Whether bloating, heartburn, acid reflux	Yes	1.6%	1.4%	47.6%
	No	98.4%	98.6%	52.4%
Whether nausea, vomiting and belching	Yes	0.6%	1.0%	36.6%
	No	99.4%	99.0%	63.4%
Whether epigastric pain	Yes	0.8%	0.8%	20.1%
	No	99.2%	99.2%	79.9%
Cluster’s size		71.9%	26.7%	1.5%