dhis2-users team mailing list archive

[Knut Staring <knutst@xxxxxxxxx>]

Thanks a lot, Jim.

We are in fact already developing a powerful time series app for which this
is the main missing thing, however we may have to change to a different
javascript graphing library (because of the license).

Knut


On Thu, Dec 5, 2013 at 12:59 PM, Jim Grace <jimgrace@xxxxxxxxx> wrote:

> Hi all,
>
> By all means tell anyone requesting this type of analysis about the new
> surveillance-type validation rules. They do exactly this type of analysis,
> for example the calculation Knut mentioned, comparing this year's weekly
> data with the average of the three previous years (e.g. week 48),
> multiplied by 1.5. Surveillance rule features also include:
>
> - You can average not only just over the same period in a number of
> previous years, but over a bounded set of weeks surrounding the week in
> question, or a combination of both (e.g. comparing week 48 this year with
> the average of weeks 47,48 and 49 in the previous two years, and week 47
> this year.)
>
> - You can throw out a configurable number of high and/or low outliers from
> previous data before doing the average, so you're not comparing the new
> data data against previous outbreaks and/or unusually low values.
>
> - You can analyze the data automatically as it comes in from data entry
> each day, for any data elements (singly or in a formula) in all
> organisation units at whatever levels you like, with customized formulas at
> each different organizational unit level (e.g. an alarming district-wide
> increase may be a lower percent than what could be random variation at
> individual sites.) And be notified automatically through DHIS messaging (by
> email if you like) of any outliers.
>
> If they want the data for display, this would have to be added whether in
> the visualizer or a new app. But if they want the data for outbreak
> detection, by all means also tell them about the new surveillance rules.
>
> Cheers,
> Jim
>
>
>
> On Thu, Dec 5, 2013 at 2:17 AM, Bram Piot <bram.piot@xxxxxxxxx> wrote:
>
>> Hi all,
>>
>> Surprisingly, yesterday I had exactly the same request from one of our
>> users in Uganda: they'd like to see monthly data for current and past year
>> as separate lines on the same chart, very similar to Knut's example. I can
>> imagine that this would be rather complex to handle in the visualiser -
>> maybe this needs a separate app?
>>
>> bram piot
>>
>>
>>
>> On 5 December 2013 10:08, Knut Staring <knutst@xxxxxxxxx> wrote:
>>
>>> Thanks Ola, it's a good idea to have this also available as part of
>>> validation rules. However, my immediate need and what organizations dealing
>>> with seasonal epidemics such as WHO and CDC would like to see are charts
>>> with two lines:
>>>
>>> The trend of cases and deaths for the current year as compared to the
>>> trend lines for a) the previous year or b) some kind of average for several
>>> previous years. See the attached example.
>>>
>>> Knut
>>>
>>>
>>> On Thursday, December 5, 2013, Ola Hodne Titlestad wrote:
>>>
>>>> Knut,
>>>>
>>>> Your example looks more like the kind of functionality we have/could
>>>> build into in surveillance type validation rules.
>>>>
>>>> Ola
>>>> ------
>>>> On 4 Dec 2013 22:07, "Knut Staring" <knutst@xxxxxxxxx> wrote:
>>>>
>>>>> We have the same requirement, in our case to compare this year's
>>>>> weekly data with the average of the three previous years foe the
>>>>> corresponding periods (e.g. week 48), multiplied by 1.5. Perhaps this
>>>>> should be available in the indicator calculation? And/or an easy way to get
>>>>> it through the api. Could you start on a Blueprint for this?
>>>>> 4. des. 2013 20:46 skrev "Paulo Grácio" <pgracio@xxxxxxxxxxxxxxxxxxxx>
>>>>> følgende:
>>>>>
>>>>>> Hi,
>>>>>>
>>>>>>
>>>>>>
>>>>>> One of the challenges that I have at the moment is the creation of an
>>>>>> indicator based on homologous period to have evolution. Any
>>>>>> idea/suggestion?
>>>>>>
>>>>>>
>>>>>>
>>>>>> For instance get Malaria deaths for period (2013) and Malaria deaths
>>>>>> for period-1 (2012).
>>>>>>
>>>>>>
>>>>>>
>>>>>> Regards
>>>>>>
>>>>>> Paulo Grácio
>>>>>>
>>>>>>
>>>>>>
>>>>>> _______________________________________________
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>>>>>>
>>>>>>
>>>>> _______________________________________________
>>>>> Mailing list: https://launchpad.net/~dhis2-devs
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>>>>>
>>>>>
>>>
>>> --
>>> Knut Staring
>>> Dept. of Informatics, University of Oslo
>>> +4791880522
>>> http://dhis2.org
>>>
>>>
>>> _______________________________________________
>>> Mailing list: https://launchpad.net/~dhis2-users
>>> Post to     : dhis2-users@xxxxxxxxxxxxxxxxxxx
>>> Unsubscribe : https://launchpad.net/~dhis2-users
>>> More help   : https://help.launchpad.net/ListHelp
>>>
>>>
>>
>> _______________________________________________
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>>
>>
>


-- 
Knut Staring
Dept. of Informatics, University of Oslo
+4791880522
http://dhis2.org