Causes of Death in Implant Patients Treated in the Edentulous Jaw: A Comparison between 2098 Deceased Patients and the Swedish National Cause of Death Register

Table 3

Mortality among 1406 (758 females vs. 648 males) treated edentulous patients undergoing treatment with dental implants 1997–2014 and deceased between 1997 and 2014.

Cause of death	Total number of deaths ()				Number of male deaths ()				Number of female deaths ()
	Observed	Expected	SMR	95% CI†	Observed	Expected	SMR	95% CI	Observed	Expected	SMR	95% CI
Infectious diseases	10	4	3.0^‡	1.1–5.0	4	1	3.1	0.1–6.3	6	2	3.0	0.6–5.4
Tumours	129	37	3.5^‡	2.9–4.1	68	17	4.0^‡	3.0–4.9	61	19	3.2^‡	2.4–4.1
Endocrine/metabolic diseases	10	2	4.3^‡	1.6–6.9	6	2	3.4	0.6–6.1	4	3	1.4	0.1–2.9
Mental illness	21	6	3.7^‡	2.1–5.2	6	3	1.9	0.4–3.4	16	9	1.7	0.8–2.5
Diseases in the circulatory system	185	44	4.2^‡	3.6–4.9	88	33	2.7^‡	2.1–3.2	97	55	1.8^‡	1.4–2.1
Diseases in the respiratory system	36	7	5.4^‡	3.7–7.2	14	6	2.5^‡	1.2–3.8	22	8	2.9^‡	1.7–4.1
Diseases in the digestive system	11	3	3.7^‡	1.5–5.9	6	2	2.8	0.6–5.0	5	3	1.5	0.2–2.7
All causes	459	187	2.4^‡	2.2–2.7	219	73	3.0^‡	2.6–3.4	240	113	2.1^‡	1.9–2.4

SMR: standardised mortality ratio; ^†95% CI, 95% confidence interval; ^‡statistically significant.