Table 4

Incidence of pre-diabetes by age and deprivation

Rate per 1000 PYAR (95% CI)Adjusted IRR (95% CI)*
MenWomenMenWomen
Overall4.54 (4.52 to 4.52)4.66 (4.64 to 4.68)11.01 (1.01 to 1.02)
Age, years
 0–190.04 (0.04 to 0.05)0.07 (0.06 to 0.07)0.01 (0.01 to 0.02)0.02 (0.02 to 0.02)
 20–290.23 (0.21 to 0.24)0.49 (0.47 to 0.51)0.07 (0.07 to 0.07)0.16 (0.15 to 0.17)
 30–391.00 (0.97 to 1.02)1.27 (1.24 to 1.31)0.31 (0.30 to 0.32)0.43 (0.42 to 0.44)
 40–493.33 (3.28 to 3.38)3.02 (2.97 to 3.06)11
 50–597.72 (7.64 to 7.80)6.75 (6.68 to 6.82)2.31 (2.26 to 2.36)2.21 (2.17 to 2.26)
 60–6913.70 (13.58 to 13.83)11.34 (11.23 to 11.45)4.14 (4.06 to 4.22)3.72 (3.64 to 3.79)
 70–7917.45 (17.27 to 17.63)15.62 (15.47 to 15.77)5.46 (5.35 to 5.57)5.38 (5.27 to 5.49)
 80–8917.52 (17.25 to 17.80)15.32 (15.12 to 15.51)5.59 (5.45 to 5.72)5.54 (5.41 to 5.66)
 90–9915.21 (14.54 to 15.91)12.18 (11.82 to 12.54)4.89 (4.65 to 5.14)4.37 (4.22 to 4.54)
Townsend quintile
 14.48 (4.43 to 4.53)4.16 (4.11 to 4.20)11
 24.65 (4.60 to 4.71)4.45 (4.40 to 4.51)1.05 (1.03 to 1.07)1.08 (1.06 to 1.10)
 34.66 (4.61 to 4.71)4.82 (4.77 to 4.87)1.13 (1.11 to 1.15)1.22 (1.19 to 1.24)
 44.43 (4.36 to 4.49)4.99 (4.93 to 5.05)1.19 (1.17 to 1.22)1.36 (1.34 to 1.39)
 54.47 (4.40 to 4.54)5.28 (5.20 to 5.35)1.26 (1.24 to 1.29)1.52 (1.49 to 1.56)
  • *Adjusted for other variables considered: age, deprivation and calendar year. Stratified by gender due to significant age-gender interaction.

  • IRR, incidence risk ratio; PYAR, person years at risk.