Evidence from the Australian registry has shown that not a single new knee or hip prosthesis had a lower failure rate than that of the established prostheses.

NEWYORKER: Big Med

Metal on metal hip resurfacing is considered to be a much better option because it has a lower failure rate and is more cost effective since it does not need to be repeated as often as a total hip replacement.

BBC: NHS arthritis treatment for young

Depending on how far below the industry failure rate Merck gets, its costs could be even lower.

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