Fractures about the hip in the elderly indigent patient. I. Epidemiology.

African Americans Age Factors Aged Arteriosclerosis/complications Brain Damage, Chronic/complications Diabetes Complications Emphysema/complications Female Femoral Neck Fractures/epidemiology Fractures, Bone/epidemiology,etiology Hemiplegia/complications Hip Humans Male Middle Aged Osteoporosis/complications Parkinson Disease/complications Pennsylvania Population Sex Factors Uremia/complications Whites