Table 1.
Prevalence and temporal trends for insulin resistance among young adults without diabetes from National Health and Nutrition Examination Survey, 2007-2018
| NHANES study period (years) | Prevalence (95% CI) | Trend P-valuea | ||
|---|---|---|---|---|
| 2007-2010 (n = 2219) | 2011-2014 (n = 2151) | 2015-2018 (n = 1877) | ||
| Overall | 44.8 (42.0-47.6) | 41.3 (37.9-44.7) | 40.3 (36.4-44.2) | 0.07 |
| Stratified by sex | ||||
| Males | 50.2 (45.8-54.7) | 43.8 (39.3-48.3) | 41.0 (35.8-46.2) | 0.02 |
| Females | 39.9 (35.8-43.9) | 38.6 (34.6-42.5) | 39.5 (34.5-44.5) | 0.60 |
| Stratified by race | ||||
| Non-Hispanic whites | 40.5 (36.8-44.3) | 37.9 (33.3-42.6) | 35.7 (30.4-41.0) | 0.22 |
| Non-Hispanic blacks | 49.3 (41.9-56.7) | 46.5 (42.2-50.7) | 37.9 (32.9-43.1) | 0.08 |
| Mexican Americans | 60.1 (56.8-63.4) | 55.5 (49.7-61.3) | 53.8 (49.3-58.3) | 0.25 |
| Others | 46.2 (40.4-52.1) | 40.2 (33.9-46.5) | 45.7 (41.1-50.4) | 0.20 |
Data are presented as percentages (95% CIs). Bonferroni adjustment was performed for multiple comparisons. When sex and race stratified temporal trends were assessed, sex and race, respectively, were excluded in the models.
aAdjusted for sex, race, education status, family income to poverty ratio, health insurance status, and number of health visits.