Posted by
David Marso on
May 20, 2019; 9:29pm
URL: http://spssx-discussion.165.s1.nabble.com/negative-binomial-regression-tp5737913p5737916.html
I concur. The data will need to be transposed.
Maguin, Eugene wrote
> I haven't seen the UCLA example that Bruce referenced. But isn't there
> something unexpected about this statement
>
> (582 wards are columns; variables are rows)
>
> Gene Maguin
>
>
>
>
> -----Original Message-----
> From: SPSSX(r) Discussion <
> SPSSX-L@.UGA
> > On Behalf Of keltre19
> Sent: Monday, May 20, 2019 11:50 AM
> To:
> SPSSX-L@.UGA
> Subject: negative binomial regression
>
> urgent help needed: I am using SPSS 25 to perform a negative binomial
> regression on overdispersed data. I am trying to work out the negative
> binomial equation/interpretation (582 wards are columns; variables are
> rows) = Dependent variable is Deaths 2011 (numeric figure for each 582
> wards) + Independent variables are: categorical treated as factors and the
> rest are % proportions treated as covariates.
>
> My Q: controlling for demographics and health variables, it was
> hypothesised than an increase in an areas deprivation and farming
> activities will statistically increase the risk of ward mortality.
>
> 1. How do I make predictions of deaths as I am at my wits end trying to
> figure it out!! Going around and round in circles and getting nowhere :C
> 2. The code I am running is not doing what I want it to. I want to look at
> deprivation (NIMDM) at 1 (most deprived, and then at other intervals for
> comparisons) and see what the predicted deaths are in wards and its
> influence this has on the other IVs. But when I run this code below it
> makes
> no difference to running it without the /EMMEANS
> CONTROL=NIMDMrank2010(1) line
> 3. Then trying to place them on a scatterplot for comparisons. But when I
> run this code which of the 4 variables created do I plot (if any). i know
> XPPRED gives me the predicted log counts but how do I make them meaningful
> in a figure.
>
> GENLIN deaths11_fig BY farms11code avSOfarm_abovBEL grass_NEW crops_NEW
> catttle11code sheep11code
> pigs11code poultry11code (ORDER=DESCENDING) WITH pcnt65to100A
> SEXmalprcnt11 tot_livalone11 Qbeldeg
> FT31plushrs NIMDMrank2010 yesUNPcar LLTIyesTOT OCCprcnt51 LFAfarms11
> FARMEDpcnt_NEW
> /MODEL farms11code avSOfarm_abovBEL grass_NEW crops_NEW catttle11code
> sheep11code pigs11code
> poultry11code pcnt65to100A SEXmalprcnt11 tot_livalone11 Qbeldeg
> FT31plushrs NIMDMrank2010 yesUNPcar
> LLTIyesTOT OCCprcnt51 LFAfarms11 FARMEDpcnt_NEW INTERCEPT=YES
> OFFSET=NL_popul11
> DISTRIBUTION=NEGBIN(MLE) LINK=LOG
> /CRITERIA METHOD=FISHER(1) SCALE=1 COVB=ROBUST MAXITERATIONS=1000
> MAXSTEPHALVING=50
> PCONVERGE=1E-006(ABSOLUTE) SINGULAR=1E-012 ANALYSISTYPE=3(WALD)
> CILEVEL=95 CITYPE=WALD
> LIKELIHOOD=FULL
> /EMMEANS CONTROL=NIMDMrank2010(1)
> /MISSING CLASSMISSING=EXCLUDE
> /PRINT CPS DESCRIPTIVES MODELINFO FIT SUMMARY SOLUTION (EXPONENTIATED)
> /SAVE MEANPRED XBPRED COOK DEVIANCERESID.
>
> I am hoping someone on here knows the syntax or point-and-click method to
> solve this issue as I have exhausted youtube videos and reading SPSS
> syntax books and journals, perhaps someone knows the solution off-hand,
> thanks in advance for any advice, feel free to ask any questions, Kel
>
>
>
>
> --
> Sent from:
http://spssx-discussion.1045642.n5.nabble.com/>
> =====================
> To manage your subscription to SPSSX-L, send a message to
> LISTSERV@.UGA
> (not to SPSSX-L), with no body text except the command. To leave the
> list, send the command SIGNOFF SPSSX-L For a list of commands to manage
> subscriptions, send the command INFO REFCARD
>
> =====================
> To manage your subscription to SPSSX-L, send a message to
> LISTSERV@.UGA
> (not to SPSSX-L), with no body text except the
> command. To leave the list, send the command
> SIGNOFF SPSSX-L
> For a list of commands to manage subscriptions, send the command
> INFO REFCARD
-----
Please reply to the list and not to my personal email.
Those desiring my consulting or training services please feel free to email me.
---
"Nolite dare sanctum canibus neque mittatis margaritas vestras ante porcos ne forte conculcent eas pedibus suis."
Cum es damnatorum possederunt porcos iens ut salire off sanguinum cliff in abyssum?"
--
Sent from:
http://spssx-discussion.1045642.n5.nabble.com/=====================
To manage your subscription to SPSSX-L, send a message to
[hidden email] (not to SPSSX-L), with no body text except the
command. To leave the list, send the command
SIGNOFF SPSSX-L
For a list of commands to manage subscriptions, send the command
INFO REFCARD
Please reply to the list and not to my personal email.
Those desiring my consulting or training services please feel free to email me.
---
"Nolite dare sanctum canibus neque mittatis margaritas vestras ante porcos ne forte conculcent eas pedibus suis."
Cum es damnatorum possederunt porcos iens ut salire off sanguinum cliff in abyssum?"