Table 5.

Incidence of pre-diabetes by calendar year

	Rate per 1000 PYAR (95% CI)		Adjusted IRR (95% CI)*
	Men [annual change %]	Women [annual change %]	Men	Women
Year
2009	3.41 (3.34 to 3.49)	3.06 (2.99 to 3.13)	1	1
2010	3.67 (3.59 to 3.75) [+7.62]	3.33 (3.26 to 3.41) [+8.82]	1.07 (1.04 to 1.11)	1.08 (1.05 to 1.12)
2011	4.06 (3.98 to 4.15) [+10.63]	3.76 (3.68 to 3.84) [+12.91]	1.18 (1.14 to 1.22)	1.21 (1.17 to 1.26)
2012	5.60 (5.51 to 5.70) [+37.93]	5.53 (5.43 to 5.62) [+47.07]	1.59 (1.54 to 1.64)	1.71 (1.66 to 1.77)
2013	8.27 (8.15 to 8.39) [+47.68]	8.91 (8.79 to 9.04) [+61.12]	2.30 (2.23 to 2.37)	2.68 (2.60 to 2.77)
2014	7.54 (7.42 to 7.66) [−8.83]	8.45 (8.32 to 8.57) [−5.16]	2.21 (2.14 to 2.28)	2.75 (2.66 to 2.83)
2015	9.61 (9.46 to 9.75) [+27.45]	10.59 (10.45 to 10.74) [+25.33]	2.93 (2.84 to 3.02)	3.65 (3.54 to 3.76)
2016	8.86 (8.71 to 9.01) [−7.80]	10.00 (9.85 to 10.16) [−5.57]	2.85 (2.76 to 2.95)	3.69 (3.58 to 3.81)
2017	7.95 (7.80 to 8.10) [−10.27]	8.82 (8.67 to 8.97) [−11.80]	2.65 (2.57 to 2.74)	3.41 (3.30 to 3.53)
2018	9.89 (9.73 to 10.06) [+24.40]	10.75 (10.58 to 10.93) [+21.88]	3.30 (3.19 to 3.41)	4.16 (4.03 to 4.30)

*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.