Apical periodontitis in southern Estonian population: prevalence and associations with quality of root canal fillings and coronal restorations

Table 1 Distribution of patients with AP and/or root canal filling (RCF) by gender and age

Variable	Total patients		pAP patient		p-value	Patients with RCF		p-value	Patients with RCF teeth with AP (sAP)		p-value
Variable	No. of patients	%^a	No. of patients	%	p-value	No. of patients	%^a	p-value	No. of patients	%^b	p-value
Gender
Female	3989	60.9	1152	28.9	<0.001	2435	61.0	<0.001	1855	76.2	0.487
Male	2563	39.1	869	33.9	<0.001	1380	53.8	<0.001	1065	77.2	0.487
Age group
<10	361	5.5	4	1.1	<0.001	8	2.2	<0.001	6	75.0	<0.001
10–19	1326	20.2	103	7.8		220	16.6		120	54.5
20–29	1295	19.8	295	22.8		640	49.4		431	67.3
30–39	1017	15.5	381	37.5		768	75.5		571	74.3
40–49	890	13.6	410	46.1		766	86.1		634	82.8
50–59	779	11.9	362	46.5		690	88.6		573	83.0
60–69	512	7.8	272	53.1		436	85.2		356	81.7
70+	372	5.7	194	52.2		287	77.2		229	79.8
Total	6552	100	2021	30.8		3815	58.2		2920	76.5

ISSN: 1472-6831