Table 2.

Student’s t-test of respondents’ views of the causes and management of self-perceived halitosis

Variables		N	Mean	Std. deviation	t	Sig. (2-tailed)
What is/are the local cause(s) of malodor? • Not brushing Teeth	Yes	84	1.32	0.470	2.564	0.011
	No	308	1.19	0.394
Health professional qualified to treat malodor • Dentist	Yes	84	1.79	0.413	2.331	0.020
	No	308	1.65	0.477

Abbreviations: Std., standard; Sig., significant.