Table 2.

Characteristics of patients who were followed from T0 to T1-phases and those who were lost from follow-up after T0-phase

	followed in T1	lost from T1
No. of patients	225	164
age
mean	56.25	55.12
SE	0.84	1.06
p*	0.399
sex
male proportion	39.72 %	34.29 %
SE	3.34 %	3.59 %
p**	0.270
denture
natural/fixed	33.71 %	31.31 %
partial denture	17.71 %	16.82 %
complete denture	48.57 %	51.87 %
p**	0.809
* t-test
** chi-square test