Variable | ALL | Primary-OUD | Secondary-OUD | p-value |
---|---|---|---|---|
N | 56,717 | 24,495 | 32,222 | Â |
Age (years), Mean (SD) | 34.38 (14.0) | 29.8 (11.4) | 37.9 (14.7) |  < 0.001 |
Age Group (years) |  |  |  |  < 0.001 |
 18–25 | 26,095 (46.0%) | 14,745 (60.2%) | 11,350 (35.2%) |  |
 26–34 | 7477 (13.2%) | 3446 (14.1%) | 4031 (12.5%) |  |
 35–44 | 7519 (13.3%) | 2732 (11.2%) | 4787 (14.9%) |  |
 45–54 | 7972 (14.1%) | 2126 (8.7%) | 5846 (18.1%) |  |
 55–64 | 7654 (13.5%) | 1446 (5.9%) | 6208 (19.3%) |  |
Gender, Male | 33,374 (58.8%) | 16,201 (66.1%) | 17,173 (53.3%) |  <0 .001 |
Relationship to Insured |  |  |  |  < 0.001 |
 Employee | 17,924 (31.6%) | 6274 (25.6%) | 11,650 (36.2%) |  |
 Spouse | 13,028 (23.0%) | 3715 (15.2%) | 9313 (28.9%) |  |
 Child/Other | 25,765 (45.4%) | 14,506 (59.2%) | 11,259 (34.9%) |  |
Admission Type |  |  |  |  < 0.001 |
 Psychiatric and Substance Abuse | 3546 (6.3%) | 24,310 (99.2%) | 19,049 (59.1%) |  |
 Surgical | 8,300 (14.6%) | 46 (0.2%) | 3500 (10.9%) |  |
 Medical | 1,312 (2.3%) | 0 (0.0%) | 8300 (25.8%) |  |
 Maternity and Newborn | 43,359 (76.4%) | 0 (0.0%) | 1312 (4.1%) |  |
 Unknown | 200 (0.4%) | 139 (0.6%) | 61 (0.2%) |  |