Table 1.
Characteristics of the Study Populations According to Sex.
| American Indian study | National Health and Nutrition Examination Survey | ||||||
|---|---|---|---|---|---|---|---|
| 1993–1997 | 1998–2002 | 2003–2007 | 2005–2006 | 2007–2008 | 2009–2010 | 2011–2012 | |
| Men | n=1,035 | n=1,019 | n=1,432 | n=360 | n=448 | n=444 | n=402 |
| Age (years) | 36 (28–48) | 35 (27–44) | 36 (27–45) | 53 (43–66) | 52 (41–63) | 54 (40–66) | 55 (42–63) |
| Diabetes | 33.0 | 29.9 | 33.9 | 8.7 | 8.3 | 7.3 | 6.3 |
| Obesity | 61.6 | 69.0 | 66.1 | 36.0 | 29.6 | 41.7 | 36.9 |
| Antihypertensive use | 14.5 | 17.1 | 22.1 | 48.5 | 46.0 | 47.0 | 50.0 |
| Women | n=1,672 | n=1,631 | n=2,140 | n=401 | n=524 | n=609 | n=499 |
| Age (years) | 36 (28–48) | 36 (27–44) | 37 (27–47) | 50 (37–64) | 50 (38–64) | 52 (38–64) | 51 (37–64) |
| Diabetes | 39.7 | 37.6 | 42.9 | 7.6 | 5.1 | 8.9 | 6.4 |
| Obesity | 73.4 | 78.7 | 77.8 | 36.0 | 32.7 | 36.3 | 31.4 |
| Antihypertensive use | 12.4 | 18.3 | 28.4 | 37.4 | 38.5 | 40.2 | 41.4 |
Data presented as median (interquartile range) or %.
Obesity defined as body mass index ≥30 kg/m2.