| N | Years of follow-up | GRAF score | GRAF score association with fracture risk1 |
---|---|---|---|---|
Median (25%, 75%) | Median (25%, 75%) | HR (95% CI), p-value | ||
ATI < 18 years cohort | ||||
 Total sample | 656 | 7.9 (3.5, 13.9) | 0.7 (0.4, 1.0) |  |
 Patients w/ any type of fracture | 33 | 4.5 (2.3, 8.6) | 0.8 (0.7, 1.1) | All types of fracture 2.72 (1.14, 6.50), 0.0246 |
 Patients w/spinal fracture | 12 | 4.4 (1.3, 6.6) | 0.9 (0.7, 1.2) | Spinal fracture 3.87 (0.92, 16.20), 0.0643 |
ATI ≥ 18 to < 50 years cohort | ||||
 Total sample | 1485 | 13.8 (5.7, 20.1) | 1.2 (0.9, 1.6) |  |
 Patients w/ any type of fracture | 167 | 6.4 (2.0, 13.7) | 1.5 (1.2, 1.9) | All types of fracture 2.72 (2.06, 3.58), < 0.0001 |
 Patients w/spinal fracture | 61 | 6.0 (2.0, 12.9) | 1.5 (1.3, 2.0) | Spinal fracture 3.44 (2.20, 5.38), < 0.0001 |
ATI ≥ 50 years cohort | ||||
 Total sample | 507 | 8.2 (4.1, 14.3) | 2.8 (2.3, 3.2) |  |
 Patients w/any type of fracture | 88 | 4.8 (1.7, 9.4) | 3.1 (2.7, 3.6) | All types of fracture 2.72 (1.92, 3.84), < 0.0001 |
 Patients w/spinal fracture | 34 | 4.9 (1.1, 10.6) | 3.1 (2.7, 3.6) | Spinal fracture 2.84 (1.62, 4.99), 0.0003 |