Table 2—

Mortality of the population with type 1 diabetes compared with the population of Teesside without diabetes, 1994–1999

Cause (ICD-9 codes)Age (years)Baseline no. of subjectsPerson-years of follow-upDeaths (n)Death rate per 1,000 person-years (95% CI)Nondiabetic death rateRelative rate* (95% CI)
All causes
 Male subjects
0–392861,54242.59 (0.18–5.01)0.862.73 (1.06–7.05)
40–591177751620.65 (12.44–28.85)5.274.21 (2.68–6.33)
60–7923156957.73 (38.20–77.25)39.271.72 (0.90–3.29)
 Female subjects
0–392301,23632.43 (0–5.04)0.455.15 (1.85–14.34)
40–59966021118.27 (9.29–27.25)3.306.20 (3.68–10.43)
60–799829109.48 (94.26–124.70)24.607.31 (4.18–12.77)
Cardiovascular causes (390–459)
 Male subjects
0–392861,54210.65 (0–1.90)0.09
40–59117775911.62 (4.86–18.37)2.056.13 (3.44–10.93)
60–7923156957.73 (38.20–77.25)17.014.06 (2.22–7.42)
 Female subjects
0–392301,236000.04
40–599660258.30 (1.61–15.00)0.8311.51 (5.72–23.19)
60–79982897.32 (89.45–105.18)9.7118.31 (11.09–30.25)
Ischemic heart disease (410–414)
 Male subjects
0–392861,54210.65 (0–1.91)0.04
40–5911777579.03 (2.92–15.15)1.596.21 (3.23–11.94)
60–7923156957.73 (38.20–77.25)11.435.96 (3.35–10.61)
 Female subjects
0–392301,236000.01
40–599660246.64 (0.55–12.74)0.4119.46 (9.57–39.55)
60–79982560.82 (34.51–87.14)5.7919.24 (10.26–36.09)
  • Relative death rates are shown only where ≥3 deaths occurred.

  • *

    * Local people with diabetes relative to the local non diabetic population.