. Author manuscript; available in PMC: 2015 Feb 1.

Published in final edited form as: J Clin Periodontol. 2013 Dec 10;41(2):131–140. doi: 10.1111/jcpe.12192

Table 3.

Number of mortalities and the incidence rates stratified by the teeth groups

	Number of teeth	Number of teeth	Number of teeth	Number of teeth
	(0)	(1–10)	(11–20)	(> 20)
	N = 117	N = 117	N = 72	N = 167
Number of cardiac deaths	35	24	10	11
Number of all-cause deaths	46	33	15	30
Total person-years (p/y)^†	1752.74	1846.28	1147.93	2656.04
CVD mortality Incidence rate (per 1,000 p/y)	20	13	9	4
All-cause mortality Incidence rate (per 1,000 p/y)	26	18	13	11

^†

p/y: person-years