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[Gnumed-devel] Re: Solution (?) to FreeDIams' quantity per time vs repea
From: |
Jim Busser |
Subject: |
[Gnumed-devel] Re: Solution (?) to FreeDIams' quantity per time vs repeats within day, while supporting WHO ATC / DDD |
Date: |
Fri, 13 Aug 2010 08:33:03 -0700 |
On 2010-08-13, at 8:20 AM, Jim Busser wrote:
> Then, DDD becomes clear:
>
> DDD =
>
> if "Each" is a subset of {day week month year} AND repeats is null
>
> DDD = quant / {if each = "day", 1; if each = "week", 7; if each
> = "month", 30.5; if each = "year", 365.25}
also to incorporate the modifier quant in "each quant day etc" where quant is
usually 1
each 1 day
each 4 weeks
so DDD (when repeats-in-day is null) must further be divided by this "each
quant" (which is usually 1, but may not be 1)
-- Jim
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