Table 2—

Incidence rates (per 100,000 person-years) among diabetic and nondiabetic populations (clustering within 1 year of diagnosis)

Age-group (years)TB patients with diabetes (n)Incidence rate of TB among diabetic populationTB patients without diabetes (n)Incidence rate of TB among nondiabetic populationRatio of rates (95% CI)PPopulation attributable risk (%)
Clustered cases
 20–4418127.3626.918.6 (10.3–31.8)<0.000121
 45–641539.3258.04.9 (2.4–9.6)<0.000129
 65–89930.21210.13.0 (1.1–7.8)0.0128
 Total4251.2997.46.9 (4.7–9.9)<0.000125
Reactivated cases
 20–4425176.819221.28.3 (5.3–12.7)<0.000110
 45–6478204.17524.18.5 (6.0–11.8)<0.000144
 65–892790.74336.12.5 (1.5–4.2)0.000423
 Total130158.331023.26.8 (5.5–8.4)<0.000125
Total cases
 20–4443304.225428.110.8 (7.6–14.9)<0.000113
 45–6493243.410032.27.6 (5.6–10.1)<0.000141
 65–8936121.05546.22.6 (1.7–4.0)<0.000124
 Total172209.540930.76.8 (5.7–8.2)<0.000125
  • TB, tuberculosis.