Table 1.
Characteristics of American Adults From NHANES 2007–2016
| NHANES 2007–2010 | NHANES 2011–2012 | NHANES 2013–2014 | NHANES 2015–2016 | |||||
|---|---|---|---|---|---|---|---|---|
| Characteristic | No. | Prevalence (95% CI) | No. | Prevalence (95% CI) | No. | Prevalence (95% CI) | No. | Prevalence (95% CI) |
| Age, years | 4369 | 45 (32–58) | 2012 | 46 (33–59) | 2102 | 46 (32–59) | 2017 | 47 (32–60) |
| Age Group | ||||||||
| 20–29 | 707 | 20 (18–22) | 362 | 18 (15–21) | 335 | 19 (16–21) | 318 | 19 (17–21) |
| 30–39 | 709 | 18 (16–19) | 372 | 18 (15–21) | 361 | 18 (16–21) | 330 | 17 (15–19) |
| 40–49 | 790 | 20 (18–23) | 347 | 20 (16–23) | 397 | 19 (16–23) | 339 | 18 (15–21) |
| 50–59 | 730 | 19 (17–21) | 330 | 19 (16–21) | 373 | 19 (16–22) | 352 | 18 (16–21) |
| 60–69 | 692 | 12 (10–13) | 314 | 15 (12–17) | 341 | 15 (12–17) | 373 | 17 (15–20) |
| ≥70 | 741 | 11 (10–12) | 287 | 11 (10–13) | 295 | 11 (8–13) | 305 | 10 (8–12) |
| Sex | ||||||||
| Male | 2122 | 49 (47–51) | 1025 | 49 (46–52) | 1013 | 49 (47–51) | 988 | 49 (47–51) |
| Female | 2247 | 51 (49–53) | 987 | 51 (48–54) | 1089 | 51 (49–53) | 1029 | 51 (49–53) |
| Race | ||||||||
| Non-Hispanic White | 2111 | 70 (65–74) | 787 | 67 (59–75) | 947 | 67 (60–74) | 694 | 64 (55–73) |
| Non-Hispanic Black | 742 | 11 (8–13) | 445 | 11 (7–16) | 381 | 11 (8–14) | 396 | 11 (6–16) |
| Mexican American | 815 | 8 (6–11) | 221 | 8 (4–12) | 278 | 9 (6–12) | 334 | 8 (4–13) |
| Other | 701 | 11 (9–14) | 559 | 14 (10–17) | 496 | 13 (9–17) | 593 | 17 (13–20) |
| Family Poverty Income Ratio | ||||||||
| ≥3.50 | 1223 | 41 (38–44) | 559 | 38 (30–46) | 619 | 39 (31–46) | 535 | 39 (33–44) |
| 1.30–3.49 | 1541 | 34 (31–37) | 647 | 34 (29–38) | 674 | 32 (30–35) | 731 | 35 (31–39) |
| <1.30 | 1605 | 25 (23–28) | 806 | 28 (23–33) | 809 | 29 (21–37) | 751 | 27 (23–31) |
| Education | ||||||||
| ≤12 year | 2275 | 42 (38–46) | 876 | 36 (31–42) | 894 | 36 (29–43) | 910 | 37 (29–44) |
| Some College | 1166 | 29 (27–31) | 595 | 32 (29–35) | 653 | 33 (29–36) | 588 | 32 (27–36) |
| College Graduate | 922 | 29 (26–32) | 540 | 32 (25–38) | 554 | 31 (26–36) | 519 | 32 (24–40) |
| Socioeconomic Status | ||||||||
| High | 1125 | 38 (35–41) | 530 | 37 (29–44) | 592 | 37 (29–45) | 511 | 37 (32–43) |
| Middle | 2506 | 52 (49–55) | 1172 | 53 (47–60) | 1212 | 53 (48–58) | 1217 | 55 (50–59) |
| Low | 732 | 9 (8–11) | 309 | 10 (8–13) | 297 | 9 (6–13) | 289 | 8 (6–10) |
| Insurance Status | 4369 | 80 (79–82) | 2012 | 80 (77–84) | 2102 | 82 (78–85) | 2017 | 86 (82–89) |
| Number of Health Care Visits | ||||||||
| None | 752 | 16 (14–18) | 324 | 15 (12–18) | 329 | 15 (11–18) | 352 | 17 (16–19) |
| 1 to 3 | 1969 | 48 (46–51) | 934 | 47 (43–51) | 976 | 48 (44–52) | 941 | 50 (47–53) |
| ≥4 | 1647 | 36 (33–38) | 754 | 38 (35–41) | 797 | 37 (35–40) | 724 | 33 (30–36) |
CI = confidence interval; NHANES = National Health and Nutrition Examination Survey; No. = number.