2009/7/22 Ola Hodne Titlestad <olati...@gmail.com> > Hi, > > If the annual denominator value is 451.5 and the monthly numerator value is > 149 then the annualised monthly value of 401.5 % is correct. > > > Num x Factor = 149 x 12 (approx.) x 100 = 178 000 > > Ind value is then 178 000 / 451.4 = 396 % > > The annualisation factor in DHIS is based on days and not months, that is > why it is not exactly 12, but very close to 12 at least. > > Your problem seems to be the dnominator data typed into DHIS. > Is the annual value really 451.5 or is that a montly estimate of the annual > value? > > > Ola Hodne Titlestad |Technical Officer| > Health Metrics Network (HMN) | World Health Organization > Avenue Appia 20 |1211 Geneva 27, Switzerland | Email: titlest...@who.int|Tel: > +41 788216897 > Website: www.healthmetricsnetwork.org > > Better Information. Better Decisions. Better Health. > > > 2009/7/22 <joha...@ifi.uio.no> > > Developers, >> >> how is the Annualized function of indicators working? I get some very >> strange values in my pivot tables... >> >> I have the following indicator: >> >> ANC3 coverage, percent, annualized> >> Numerator: ANC3 visits, in a Monthly data set, aggregation operator: sum >> Denominator: Expected number of pregnancies, in a Yearly dataset, >> aggregation operator: average >> >> Bandajuma clinic reported 149 ANC3 visits in April, and have 220.4 >> Expected pregnant women per month in 2009, as I read it from the pivot >> table, but have entered 451.5 for the year 2009. Is this right? In the >> pivot table I get 401.5 % ANC 3 coverage, calculated like this: >> > What do you mean here? What is the correct value for the year of 2009? 451.5 or 12*220.4? Where does the monthly value of 220.4 in your pivot table come from?
> >> numxfactor is 181283.3333 >> denominatorvalue is 451.5 (the same as expected number of pregnancies for >> the year) >> Indicator is annualized, level 4 (facilities) >> >> I think there must be something wrong here, as I get percentages up to 500 >> for some months. Regardless of the catchment population not being correct, >> how come a numxfactor turns out to have three decimals? How is this >> indicator calculated? Maybe it has been defined wrong, or maybe there is >> something funky in the code. Any comments? >> >> Regards, >> Johan >> >> >> >> _______________________________________________ >> Mailing list: >> https://launchpad.net/~dhis2-devs<https://launchpad.net/%7Edhis2-devs> >> Post to : dhis2-devs@lists.launchpad.net >> Unsubscribe : >> https://launchpad.net/~dhis2-devs<https://launchpad.net/%7Edhis2-devs> >> More help : https://help.launchpad.net/ListHelp >> > >
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