Re: [NMusers] Logic Expression in $DATA: ACCEPT or IGNORE

From: Ekaterina Gibiansky <egibiansky_at_quantpharm.com>
Date: Tue, 18 Nov 2014 17:24:04 -0500

Hi Xinting,

You can separate the condition into several statements. For example, if
you need to accept (A=1 OR A=2) AND B<100
you instead can have 2 or 3 IGNORE statements (depending on the values A
can have), say
  IGNORE=(B.GE.100) IGNORE=(A.GT.2) IGNORE=(A.LT.1)

Regards,
Katya

Ekaterina Gibiansky, Ph.D.
CEO&CSO, QuantPharm LLC
Web: www.quantpharm.com
Email: EGibiansky_at_quantpharm.com


On 11/18/2014 3:24 PM, Denney, William S. wrote:
>
> Hi Xinting,
>
> I’ve worked with these types of statements a good bit, and my personal
> preference is to add a column to the data set that makes the selection
> simpler (e.g. set it to 1 if (A == 1 or A == 2) and B < 100). Last I
> knew, it wasn’t possible to do an “AND” in an ignore statement (and
> checking the $data documentation in NONMEM 7.2, that still appears to
> be the case).
>
> Thanks,
>
> Bill
>
> *From:*owner-nmusers_at_globomaxnm.com
> [mailto:owner-nmusers_at_globomaxnm.com] *On Behalf Of *Xinting Wang
> *Sent:* Tuesday, November 18, 2014 2:10 PM
> *To:* nmusers_at_globomaxnm.com
> *Subject:* [NMusers] Logic Expression in $DATA: ACCEPT or IGNORE
>
> Dear all,
>
> I am having a difficulty in writing a logic expression of accepting a
> complex structure under $DATA session.
>
> For example:
>
> ACCEPT=c(A=1,A=2)
>
> means that record of A equals to 1 or 2 would be accepted. However,
> for a logic expression below:
>
> (A=1 OR A=2) AND B<100
>
> which would require A equals to 1 or 2 and in the mean time, B are
> less than 100.
>
> NONMEM manual VIII did not specify this type of acceptance. Could
> anybody please tell me how to write this kind expression using ACCEPT,
> or IGNORE in nonmem? Thanks a lot for your help.
>
> Best Regards
>
> --
>
> Xinting
>


Received on Tue Nov 18 2014 - 17:24:04 EST

This archive was generated by hypermail 2.3.0 : Fri Sep 27 2019 - 16:42:09 EDT