Re: Why six implants??

"Dr Steve" <nospam@xxxxxxxx> wrote in message
news:Djqbe.498$co5.332@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx
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|
| "Vaughn" <vaughnsimonHATESSPAM@xxxxxxxxxxxx> wrote in message
| news:qhqbe.649528$w62.294090@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
| >
| > "Steve R via MedKB.com" <forum@xxxxxxxxx> wrote in message
| > news:b467e7666392417f9ca634d1caa0e3de@xxxxxxxxxxxx
| >> "Overkill" was my first thought. However, I can
| >> see allowing for a possible failure of an implant.
| >
| > Going a bit further here: If the chances of success of a single
| > implant are .95, the chances of complete success for two implants must be
| > .95 X .95= .9025.
| >
| > Going further yet, for multiple units:
| > Three Implants .95 ^3 = .8574
| > Four Implants .95 ^4 = .8175
| > Five Implants .95 ^5 = .7738
| > Six Implants .95 ^6 = .7351
| >
| > As you can see, even though 95% success per unit looks like a pretty
| > good number, the chances of complete success would seem to degrade rapidly
| > with multiple units so (based on this math only) some extra units may
| > indeed be worth considering if it would be more expensive to add them
| > later.
| >
| > Vaughn (not a dentist!)
|
| [But, a smart guy!]
|

Statistically the chances of a single failure are increasing, but with an
increasing # of implants the odds of success of the proposed treatment are
improving.

--
Roy


.

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