SAS

proc power question for McNemar test
I have a question regarding the power procedure for a paired case-control design using the McNemar test. I'm using proc power to estimate the necessary sample size for a proposed public health study that will compare infant mortality rates between two groups, a control group of mothers who received no public heal... 18 Dec 2009 17:13

Proc QLIM and endogeneity with survey data
Hi, I'm struggling with analyzing two large surveys on malaria parasitemia and how the interventions (spraying and net coverage) the effect parasitemia prevalence (binary outcome). These are 2 independent sample 2-stage cluster surveys with strata, similar to DHS. In proc surveylogistic, I have developed a model... 18 Dec 2009 16:07

Error bars and symbol statement
John - would this code be of any use to you? SAS support developed it for me. /* PROC MEANS calculates the upper and lower confidence limits. */ proc means data=3Dcss2009.css2006_2007_2008_2009acmscales noprint; class year; var functioning_positive; output out=3Dfunctioning_means lclm=3Dlclm uclm=... 18 Dec 2009 13:52

Proc GPLOT - Centering multi-line y-axis labels
For proc gplot, in theory you can make a multi-line y-axis label as follows: axis2 label = (j = center "Line 1 of label" j = center "Line 2 of label") length = 5 in; However this doesn't seem to work (I'm using v. 9.1 and Windows XP). The first line is usually centered, but to center the second line I have to... 18 Dec 2009 16:07

how to combine date and time to make it datetime
Hi, You can use dhms with hour, minute and second functions. ------Original Message------ From: Annie Lee Sender: SAS(r) Discussion To: SAS-L(a)LISTSERV.UGA.EDU ReplyTo: Annie Lee Subject: how to combine date and time to make it datetime Sent: Dec 18, 2009 2:56 PM Hi, I would like to combine mydate and ... 18 Dec 2009 12:44

Tabulate 2
What about giving it a try by yourself and then ask concrete questions when you get stuck? What about providing example data in the form of a fully working data step? ... 18 Dec 2009 09:23

Tabulate 2
Dear All This follows up on Tabulate and Tabulate 1 Date ID Var Mar1 A 1 Mar1 A 3 Mar1 A 10 Mar1 A 4 Mar1 A 5 Mar1 B 4 Mar1 B 5 Mar1 B 7 Mar2 A 2 Mar2 A 0 Mar2 A 3 Mar2 A 4 ... 17 Dec 2009 18:10

Non Normal Data
Hi, I am looking for references or sources that discuss how to simulate non-normal multivariate data with a desired covariance structure ? If any of you know, can you direct me to those sources ? Regards. Zhu ... 17 Dec 2009 17:03

ACCESS DATABASE
Are you sure you mean .dbm? That's a file format for UNIX. Where are you planning on using the file? If you have the SAS display manager, then you should be able to get it into SAS using File...Import...then choosing the options. -Mary --- tw2(a)MAIL.COM wrote: From: Tom White <tw2(a)MAIL.COM> To: SAS-L(a)LI... 17 Dec 2009 19:17

Trend matching
Hi, I am looking for appropriate analysis steps or procedures that will enable me to match production trends based on cumulative production. Below dataset has historical production reported from multiple regions. data have; input region $ year prod; datalines; A 2000 100 A 2001 200 A 2002 250 A 2003 275 ... 16 Dec 2009 19:05