Hip surgery data yield quality indicators.
D000368:Aged; D002140:California; D003363:Cost Control; D005260:Female; D013502:General Surgery / Q000592:standards; D006264:Health Benefit Plans, Employee / Q000191:economics*; D006622:Hip Prosthesis / Q000009:adverse effects / Q000191:economics / Q000401:mortality / Q000706:statistics & numerical data; D006801:Humans; D007256:Information Systems; D007348:Insurance, Health / Q000191:economics*; D008297:Male; D010818:Practice Patterns, Physicians'; D011787:Quality of Health Care