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. Author manuscript; available in PMC: 2023 Apr 20.
Published in final edited form as: Diabetes Res Clin Pract. 2020 Dec 15;171:108624. doi: 10.1016/j.diabres.2020.108624

Table 4 -.

Crude and Age- and Sex-Standardized Diabetes Incidence Rates (IR) and 95% CI for Total Diabetes, Type 1 Diabetes and Type 2 Diabetes per 100,000 person-years at Risk among Members of Kaiser Permanente California aged 20–45 years in 2017: The DiYA Study.

All (total) Diabetes
DAA + Type 1 Diabetes
DAA − Type 2 diabetes/other
PERSON- YEARS AT RISK IR 95% CI IR 95% CI IR 95% CI

CRUDE RATES
Overall 2,121,318 370.6 (362.4,378.8) 29.5 (23.1, 35.9) 341.1 (331.5, 350.7)
By Sex
Male 1,016,285 424.4 (411.7, 437.1) 32.0 (21.7, 42.2) 392.4 (377.5, 407.4)
Female 1,105,034 321.2 (310.6, 331.8) 27.3 (21.0,33.5) 293.9 (282.3, 305.5)
By Race/ethnicity
Non-Hispanic White 710,304 195.4 (185.1, 205.7) 21.2 (14.5, 28.0) 174.2 (162.8, 185.6)
Hispanic 731,157 533.5 (516.8, 550.2) 39.6 (24.9, 54.4) 493.9 (473.7, 514.1)
Asian 332,898 419.3 (397.3, 441.3) 20.8 (9.3,32.4) 398.5 (374.4, 422.6)
Non-Hispanic Black 147,357 435.7 (402.0,469.4) 32.8 (10.6, 55.0) 402.9 (364.8, 441.0)
By Age at Diagnosis
20.0–29.9 yrs. 801,056 117.0 (109.5, 124.5) 15.2 (10.2, 20.1) 101.8 (93.6, 110.0)
30.0–44.9 yrs. 1,320,263 524.5 (512.2, 536.9) 38.2 (28.6, 47.8) 486.3 (471.8, 500.7)
STANDARDIZED RATES
Overall* 2,121,318 379.3 (370.6, 388.0) 30.1 (23.5, 36.8) 349.2 (339.1, 359.3)
By Sex
Male 1,016,285 433.5 (420.1,446.9) 32.5 (22.2,42.8) 401.0 (385.4, 416.6)
Female 1,105,034 325.7 (314.6, 336.7) 27.7 (21.0, 34.5) 297.9 (285.7, 310.2)
By Race/ethnicitya
Non-Hispanic White 710,304 196.3 (185.6, 207.0) 21.4 (14.3, 28.6) 174.9 (162.9, 186.8)
Hispanic 731,157 570.0 (551.4,588.6) 41.4 (25.3, 57.5) 528.6 (506.3, 550.9)
Asian 332,898 399.9 (378.0, 421.8) 19.4 (8.5,30.2) 380.5 (356.6,404.4)
Non-Hispanic Black 147,357 486.4 (446.9, 525.9) 37.0 (11.6,62.4) 449.4 (405.1, 493.8)

Race/ethnicity specific rates are shown for the four race/ethnic groups with a sufficient number of individuals to show meaningful rates. All individuals are included in the overall rates and in the sex, and age specific rates.

*

Age- and sex-standardized rates using the US 2010 populations ages 20 to 45 years old.