Table 1. Patient characteristics by medication receipt (N = 11,048).
| Variable | No filled prescription (N = 10,007) | Filled prescription (N = 1,041) | P-valueƚ |
|---|---|---|---|
| Demographics | |||
| Age, n (%) | |||
| >50 | 5,751 (90%) | 654 (10%) | 0.0009 |
| ≤ 50 | 4,256 (92%) | 387 (8%) | |
| Race, n (%) | |||
| White | 6,519 (89%) | 793 (11%) | <0.0001 |
| Black | 2,010 (95%) | 116 (5%) | |
| Asian | 65 (92%) | 6 (8%) | |
| American Indian/Alaskan | 106 (91%) | 10 (9%) | |
| Hawaiian/Pacific Islander | 104 (87%) | 16 (13%) | |
| Ethnicity, n (%) | |||
| Hispanic | 504 (91%) | 49 (9%) | |
| Non-Hispanic | 8,434 (90%) | 918 (10%) | 0.4621 |
| Sex, n (%) | |||
| Female | 224 (75%) | 75 (25%) | <0.0001 |
| Male | 9,783 (91%) | 966 (9%) | |
| Clinical Characteristics | |||
| BMI, n (%) | |||
| Underweight | 519 (88%) | 68 (12%) | <0.0001 |
| Normal | 3,472 (89%) | 438 (11%) | |
| Overweight | 3,245 (90%) | 354 (10%) | |
| Obese | 2,299 (93%) | 170 (7%) | |
| Opioid 1 Year Prior to Index Date*, n (%) | |||
| Yes | 3,863 (87%) | 570 (13%) | <0.0001 |
| No | 6,144 (93%) | 471 (7%) | |
| Corticosteroids 1 Year Prior to Index Date*, n (%) | |||
| Yes | 295 (74%) | 101 (26%) | <0.0001 |
| No | 9,712 (91%) | 940 (9%) | |
| Anticonvulsants 1 Year Prior to Index Date*, n (%) | |||
| Yes | 2,334 (87%) | 335 (13%) | <0.0001 |
| No | 7,673 (92%) | 706 (8%) | |
| SCI-Related Characteristics | |||
| Level of Injury, n (%) | |||
| Paraplegia | 4,319 (90%) | 472 (10%) | 0.0008 |
| Tetraplegia | 4,987 (92%) | 431 (8%) | |
| Extent of Injury, n (%) | |||
| Complete | 3,904 (90%) | 452 (10%) | <0.0001 |
| Incomplete | 4,595 (93%) | 371 (7%) | |
| DXA 1 Year Prior to Index Date*, n (%) | |||
| Yes | 61 (14%) | 364 (85%) | <0.0001 |
| No | 9,946 (94%) | 677 (6%) | |
| Lower Extremity or Pathological Fracture 1 Year Prior to Index Date*, n (%) | |||
| Yes | 340 (62%) | 206 (38%) | <0.0001 |
| No | 9,667 (92%) | 835 (8%) | |
ƚPearson's Chi-Square.
*Index date for those with a filled prescription was the date of their first filled prescription. Index date for those without a filled prescription was the date of their first utilization plus 905 days.