Characteristic | Private Insurance (n = 3442) | Public Insurance (n = 742) | Other (n = 771) | P Valuea |
---|---|---|---|---|
Sex, No. (%) |  |  |  | < 0.0001 |
 Male | 2004 (58.2) | 514 (69.3) | 462 (59.9) |  |
 Female | 1438 (41.8) | 228 (30.7) | 309 (40.1) |  |
Age, No. (%), y |  |  |  | < 0.05 |
 10–13 | 1365 (39.7) | 310 (41.8) | 309 (40.1) |  |
 14–17 | 2077 (60.3) | 432 (58.2) | 462 (59.9) |  |
Race, No. (%) |  |  |  | < 0.0001 |
 White | 3003 (87.3) | 434 (58.5) | 550 (71.3) |  |
 Black | 217 (6.3) | 203 (27.4) | 133 (17.3) |  |
 Multiple | 148 (4.2) | 64 (8.6) | 70 (9.1) |  |
 Other | 46 (1.3) | 9 (1.2) | 8 (1.0) |  |
 Unknown | 28 (0.8) | 32 (4.3) | 10 (1.3) |  |
Ethnicity, No. (%) |  |  |  | < 0.0001 |
 Non-Hispanic | 3306 (96.1) | 675 (91.0) | 713 (94.8) |  |
 Hispanic | 12 (0.4) | 35 (4.7) | 13 (1.7) |  |
 Unknown | 124 (3.6) | 32 (4.3) | 27 (3.5) |  |
Study Year, No. (%) |  |  |  | < 0.0001c |
 2012b | 367 (10.7) | 70 (9.4) | 88 (11.4) |  |
 2013 | 659 (19.1) | 118 (15.9) | 164 (21.3) |  |
 2014 | 610 (17.7) | 146 (19.7) | 163 (21.1) |  |
 2015 | 643 (18.7) | 132 (17.8) | 152 (19.7) |  |
 2016 | 641 (18.6) | 153 (20.6) | 127 (16.5) |  |
 2017 | 522 (15.2) | 123 (16.6) | 77 (10.0) |  |