[Gnumed-devel] Re: Solution (?) to FreeDIams' quantity per time vs repeats within day, while supporting WHO ATC / DDD

[Jim Busser]

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