Risk Factors for Osteoporosis Fracture
| Nonmodifiable | Estrogen deficiency | 
| Personal history of fracture as an adult | Early menopause (<45 years) or bilateral ovariectomy | 
| History of fracture in first-degree relative | Prolonged premenopausal amenorrhea (>1 year) | 
| Female sex | Low calcium intake | 
| Advanced age | Alcoholism | 
| White race | Impaired eyesight despite adequate correction | 
| Dementia | |
| Potentially modifiable | Recurrent falls | 
| Current cigarette smoking | Inadequate physical activity | 
| Low body weight (<58 kg [127 lb]) | Poor health/frailty |