Table 1. Sex- and age-specific incidence rates and 95% confidence intervals of all cancer in patients with type 1 diabetes in Taiwan, 2000–2008.

Sex and age	Number of incident cancers	Person-years observed	Incidence rate
			Estimatea	95% CI
Overall (years)
<30	11	17 047	6.45	6.07–6.83
30–44	39	12 071	32.31	31.29–33.32
45–59	194	18 420	105.30	103.84–106.80
≥60	516	39 074	132.06	130.92–133.20
All	760	86 610	87.75	87.13–88.37
Male (years)
<30	6	6309	9.51	8.75–10.51
30–44	23	4984	46.15	44.26–48.03
45–59	100	9554	104.67	102.62–106.72
≥60	298	18 023	165.34	163.47–167.22
All	427	38 869	109.86	108.81–110.90
Female (years)
<30	5	10 738	4.66	4.25–5.06
30–44	16	7087	22.58	21.47–23.68
45–59	94	8866	106.02	103.88–108.17
≥60	218	21 051	103.56	102.18–104.93
All	333	47 741	69.75	69.00–70.50

CI, confidence interval.

^aPer 10⁴ person-years.