Table 4. Standardized mortality ratio of type 1 diabetes in Taiwan according to duration of disease by <15 yr and ≧15 yr, 1999–2010.

	Observedno. of deaths	Expected no. of deaths	SMR	95% CI
Duration (yrs), <15 yr
<1	4	1.10	3.65	1.83–5.48
<3	7	2.98	2.35	1.46–3.24
<5	13	4.47	2.91	2.10–3.72
<12	21	4.70	4.47	3.50–5.45
Duration (yrs), 15 yr
<1	39	13.64	2.86	2.40–3.32
<3	118	37.12	3.18	2.89–3.47
<5	189	57.16	3.31	3.07–3.55
<12	312	108.81	2.87	2.71–3.03

Abbreviations: CI, confidence interval; SMR, standardized mortality rate.