Table 2.
Prevalence of DEXA testing within 3 years before THA or TKA in patients at high risk for osteoporosis
| Category | THA (N = 201,450) | TKA (N = 439,982) |
| Any high risk | 12 (24,898 of 201,450) | 13 (57,022 of 439,982) |
| Chronic steroid use | 27 (715 of 2622) | 28 (1470 of 5279) |
| Women 65 years and older | 19 (22,787 of 115,203) | 20 (53,815 of 267,742) |
| Underweight | 14 (503 of 3678) | 14 (1047 of 7332) |
| Smoker | 8.2 (874 of 10,598) | 8.3 (1508 of 18,201) |
| Prior fragility fracture | 7.3 (348 of 4757) | 7.8 (759 of 18,202) |
| Alcohol abuse or dependence | 7.2 (62 of 861) | 5.9 (79 of 1344) |
| Metabolic conditions | 4.0 (527 of 13,269) | 3.6 (854 of 23,945) |
| Men 70 years and older | 2.3 (1542 of 66,099) | 2.2 (3007 of 137,140) |
Data are presented as % (n). International Classification of Diseases, Current Procedure Terminology, and drug definitions were used for each high-risk category.