TABLE 1.
Demographics and Characteristics of the Patient Population Who Underwent Bariatric Surgery in the United States, 2012–2021
| Variables | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 |
|---|---|---|---|---|---|---|---|---|---|---|
| Total number of bariatric surgeries | 14,794 | 15,994 | 18,392 | 18,184 | 19,764 | 23,672 | 24,323 | 25,053 | 22,109 | 24,668 |
| Age | ||||||||||
| Years, mean (SDM) | 51.6 (11.6) | 51.7 (11.9) | 51.3 (12.3) | 49.2 (12.2) | 48.7 (12.3) | 47.2 (12.2) | 46.1 (12.1) | 45.2 (12.1) | 43.5 (12.2) | 41.8 (11.9) |
| Sex, N (%) | ||||||||||
| Male | 2914 (19.7) | 3311 (20.7) | 3660 (19.9) | 3728 (20.5) | 3873 (19.6) | 4521 (19.1) | 4719 (19.4) | 4660 (18.6) | 3847 (17.4) | 3922 (15.9) |
| Female | 11,880 (80.3) | 12,683 (79.3) | 13,732 (80.1) | 14,456 (79.5) | 15,891 (80.4) | 19,151 (80.9) | 19,604 (80.6) | 20,393 (81.4) | 18,262 (82.6) | 20,746 (84.1) |
| Race, N (%) | ||||||||||
| White | 11,096 (75.0) | 11,900 (74.4) | 12,838 (69.8) | 12,311 (67.7) | 13,677 (69.2) | 16,452 (69.5) | 16,929 (69.6) | 16,936 (67.6) | 14,106 (63.8) | 15,640 (63.4) |
| Black or African American | 2426 (16.4) | 2927 (18.3) | 3770 (20.5) | 3800 (20.9) | 4585 (23.2) | 5539 (23.4) | 5497 (22.6) | 5762 (23.0) | 5660 (25.6) | 6290 (25.5) |
| Asian | 15 (0.1) | 32 (0.2) | 55 (0.3) | 73 (0.4) | 99 (0.5) | 96 (0.4) | 98 (0.4) | 102 (0.4) | 134 (0.6) | 103 (0.4) |
| American Indian or Alaska | 44 (0.3) | 48 (0.3) | 74 (0.4) | 92 (0.5) | 59 (0.3) | 70 (0.3) | 72 (0.3) | 98 (0.4) | 65 (0.3) | 95 (0.4) |
| Native Hawaiian or other | 15 (0.1) | 15 (0.1) | 18 (0.1) | 17 (0.1) | 40 (0.2) | 24 (0.1) | 24 (0.1) | 25 (0.1) | 22 (0.1) | 24 (0.1) |
| Unknown | 1198 (8.1) | 1072 (6.7) | 1637 (8.9) | 1891 (10.4) | 1304 (6.6) | 1491 (6.3) | 1703 (7.0) | 2130 (8.5) | 2122 (9.6) | 2516 (10.2) |
| Ethnicity, N (%) | ||||||||||
| Not Hispanic or Latino | 12,028 (81.3) | 12,635 (79.0) | 14,162 (77.0) | 13,638 (75.0) | 15,574 (78.8) | 18,819 (79.5) | 18,778 (77.2) | 19,291 (77.0) | 17,311 (78.3) | 19,537 (79.2) |
| Hispanic or Latino | 991 (6.7) | 912 (5.7) | 1177 (6.4) | 1127 (6.2) | 1087 (5.5) | 1965 (8.3) | 2578 (10.6) | 2405 (9.6) | 2366 (10.7) | 3010 (12.2) |
| Unknown | 1775 (12.0) | 2447 (15.3) | 3053 (16.6) | 3419 (18.8) | 3103 (15.7) | 2888 (12.2) | 2967 (12.2) | 3357 (13.4) | 2432 (11.0) | 2121 (8.6) |
| Marital status, N (%) | ||||||||||
| Married | 2885 (19.5) | 3935 (24.6) | 4157 (22.6) | 4419 (24.3) | 4961 (25.1) | 5705 (24.1) | 5813 (23.9) | 6464 (25.8) | 5350 (24.2) | 6217 (25.2) |
| Single | 2115 (14.3) | 3103 (19.4) | 3660 (19.9) | 3328 (18.3) | 3874 (19.6) | 4285 (18.1) | 4986 (20.5) | 5437 (21.7) | 4732 (21.4) | 5402 (21.9) |
| Unknown | 9794 (66.2) | 8956 (56) | 10,575 (57.5) | 10,437 (57.4) | 10,929 (55.3) | 13,682 (57.8) | 13,524 (55.6) | 13,152 (52.5) | 12,027 (54.4) | 13,049 (52.9) |
| Regions, N (%) | ||||||||||
| South | 5696 (38.5) | 6813 (42.6) | 7283 (39.6) | 6892 (37.9) | 7352 (37.2) | 10,416 (44.0) | 9851 (40.5) | 10,322 (41.2) | 9109 (41.2) | 10,977 (44.5) |
| Northeast | 5267 (35.6) | 5822 (36.4) | 6952 (37.8) | 6601 (36.3) | 7807 (39.5) | 8593 (36.3) | 10,167 (41.8) | 10,372 (41.4) | 9242 (41.8) | 9966 (40.4) |
| Midwest | 2559 (17.3) | 2239 (14.0) | 3108 (16.9) | 3091 (17.0) | 3261 (16.5) | 2651 (11.2) | 2675 (11.0) | 2806 (11.2) | 2697 (12.2) | 2713 (11.0) |
| West | 1272 (8.6) | 1120 (7.0) | 1048 (5.7) | 1600 (8.8) | 1324 (6.7) | 1894 (8.0) | 1362 (5.6) | 1052 (4.2) | 1017 (4.6) | 987 (4.0) |
| Unknown | 0.0 | 0.0 | 0.0 | 0.0 | 20 (0.1) | 118 (0.5) | 268 (1.1) | 501 (2.0) | 44 (0.2) | 25 (0.1) |
SDM indicates standard deviation of the mean.