Table 2

Diabetes, prediabetes, and impaired glucose metabolism prevalence rates across age-groups and BMI categories

NDiabetes prevalence ratesNPrediabetes prevalence ratesNImpaired glucose metabolism prevalence rates
% (95% CI)% (95% CI)% (95% CI)
Age category (years)
 18–2972.18 (0.9 to 4.4)5015.58 (11.8 to 20.0)5717.76 (13.7 to 22.4)
 30–3973.03 (1.2 to 6.1)4218.18 (13.8 to 24.2)4921.21 (16.1 to 27.0)
 40–49116.01 (3.0 to 10.5)6133.33 (27.1 to 41.2)7239.34 (32.2 to 46.8)
 50–591814.87 (9.1 to 22.5)4738.84 (31.7 to 49.8)6553.72 (44.4 to 62.8)
 ≥602418.46 (12.2 to 26.2)4635.38 (28.6 to 45.8)7053.85 (44.9 to 62.6)
 Overall676.75 (5.3 to 8.5)24624.95 (22.8 to 28.3)31431.74 (28.7 to 34.6)
BMI (kg/m2)
 <18.567.89 (2.9 to 16.3)1722.37 (13.6 to 33.4)2330.26 (20.2- to 41.9)
 18.5–24.9173.58 (2.1 to 5.6)9720.42 (16.9 to 24.3)11424.00 (20.2 to 28.1)
 25–29.9229.32 (5.9 to 13.7)5623.73 (18.5 to 29.6)7833.05 (27.1 to 39.4)
 ≥302210.89 (6.9 to 16.0)7738.12 (31.4 to 45.2)9949.01 (41.9 to 56.1)
 Overall676.77 (5.3 to 8.5)24724.97 (22.8 to 28.3)31431.75 (28.6 to 34.6)
  • Impaired glucose metabolism: patients with diabetes and prediabetes; BMI<18.5 kg/m2 underweight, BMI=18.5–24.9 kg/m2 normal weight, BMI=25–29.9 kg/m2 overweight, and BMI≥30 kg/m2 obesity.

  • BMI, body mass index.