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Table 2 Contributors to secondary osteoporosis identified in men and women >50 years with a recent clinical fracture (N = 100)

From: Evaluation of patients with a recent clinical fracture and osteoporosis, a multidisciplinary approach

Contributors Total Known Newly diagnosed Fragility Fracture (N = 80) High-energy trauma (N = 20)
Endocrine disorders      
   Serum 25-OHD3 s ≤50 nmol/l 42 0 42 37 5
   Hyperparathyroidism secondary to low calcium intake 2 0 2 1 1
   Hyperthyroidism 3 3 0 3 0
   Hypogonadism (in men) 1 1 0 0 1
   Anorexia nervosa (in women) 2 2 0 2 0
   Diabetes mellitus 5 5 0 4 1
Gastrointestinal disorders      
   Lactose intolerance 1 0 1 0 1
Connective tissue disorders      
   Rheumatoid arthritis 2 2 0 1 1
   Giant-cell arteritis 1 1 0 1 0
Renal disorders      
Renal insufficiency without secondary hyperparathyroidism 11 5 6 7 4
Renal insufficiency with secondary hyperparathyroidism 3 3 0 3 0
Miscellaneous      
   Severe immobility 3 3 0 3 0
   Pulmonary diseases 5 5 0 4 1
Medication and life style      
   Exogenous hyperthyroidism 1 0 1 1 0
   Alcohol abuse 4 4 0 2 2
Total number of contributors (N = 86) 86 34 52 69 17
Total number of patients with contributors to osteoporosis (N = 57) 57 27 50 45 12