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Bone mineral density of eating disorder subgroups
A E Andersen1, P J Woodward, N LaFrance
1Department of Psychiatry, UIHC, Iowa City 52242-1057, USA.
The International Journal of Eating Disorders
|December 1, 1995
Summary
Anorectic women have lower spinal bone density, increasing osteoporosis and fracture risks. Duration of amenorrhea and exercise predict bone density in these patients.
Area of Science:
- Endocrinology
- Bone Metabolism
- Eating Disorders
Background:
- Eating disorders, particularly anorexia nervosa, are associated with significant health complications.
- Bone density is crucial for skeletal health and fracture prevention.
Purpose of the Study:
- To compare spinal bone density across eating disorder subgroups and a control group.
- To investigate the relationship between spinal bone density and clinical variables in eating disorders.
Main Methods:
- Dual photon absorptiometry was used to measure spinal bone density.
- Nine hypotheses were tested among patient subgroups and controls.
Main Results:
- Anorectic patients exhibited significantly lower spinal bone mass compared to bulimic and control groups.
- Eating disordered patients with anorexia nervosa had higher risks of bone density below fracture thresholds.
- Amenorrhea duration and exercise levels significantly predicted spinal bone density.
Conclusions:
- Anorectic women may not reach peak bone density, risking future osteoporosis and spinal fractures.
- Spinal bone density in anorectic women can be predicted by amenorrhea duration and exercise levels.