Displaying 20 results from an estimated 21 matches for "obese".
2013 Jan 06
4
random effects model
Hi A.K
Regarding my question on comparing normal/ obese/overweight with blood
pressure change, I did finally as per the first suggestion of stacking the
data and creating a normal category . This only gives me a obese not obese
14, but when I did with the wide format hoping to get a
obese14,normal14,overweight 14 Vs hibp 21, i could not complete any o...
2012 Dec 28
3
help with reshaping wide to long format
...0 = c(4L, 3L, 6L, 6L, 4L, 6L, 3L, 4L,
> 4L, 4L, 4L, 4L, 4L), ra98 = c(1L, 1L, 1L, 1L, 1L, 2L, 1L, 1L,
> 2L, 2L, 2L, 3L, 1L), CBCLAggressionAt1410 = c(NA, 0L, NA, 0L,
> 0L, 0L, NA, 0L, NA, NA, 0L, 0L, NA), CBCLInternalisingAt1410 = c(NA,
> 0L, NA, 0L, 0L, 0L, NA, 0L, NA, NA, 0L, 0L, NA), Obese14 = c(NA,
> 0L, NA, 0L, 0L, 0L, NA, NA, NA, NA, 0L, 0L, NA), Obese21 = c(NA,
> 0L, NA, 1L, 0L, 0L, NA, 0L, NA, NA, 0L, 0L, NA), Overweight14 = c(NA,
> 0L, NA, 0L, 0L, 0L, NA, NA, NA, NA, 0L, 0L, NA), Overweight21 = c(NA,
> 1L, NA, 1L, 0L, 0L, NA, 0L, NA, NA, 1L, 0L, NA), hibp14 = c(NA,...
2010 Jul 03
2
logistic regression - glm() - example in Dalgaard's book ISwR
Dear R-list members,
I would like to pose a question about the use and results
of the glm() function for logistic regression calculations.
The question is based on an example provided on p. 229
in P. Dalgaard, Introductory Statistics with R, 2nd. edition,
Springer, 2008. By means of this example, I was trying to
practice the different ways of entering data in glm().
In his book, Dalgaard
2008 Feb 09
1
bad variable names when printing a data frame containing a matrix (PR#10730)
library(glmpath)
data(heart.data)
# heart.data is a list, $y a vector, $x a matrix
data <- data.frame(x=I(heart.data$x), y = heart.data$y)
> data[1:2,]
x.1 x.2 x.3 x.4 x.5 x.6 x.7 x.8 x.9 y
1 160 12 5.73 23.11 1 49 25.3 97.2 52 1
2 144 0.01 4.41 28.61 0 55 28.87 2.06 63 1
> dimnames(heart.data$x)[[2]]
[1] "sbp"
2013 Feb 01
2
Help calculating p-values
I am trying to figure out how to calculate p-values for the difference in
prevalence of a risk factor between men and women. For example, I find that
277 out of 710 male patients and 125 out of 305 female patients have
obesity, what is the p-value for their difference?
If there is a package that can calculate this in bulk, I would appreciate
to learn about it!
Thank you
[[alternative HTML
2015 Aug 02
3
ayuda con análisis de supervivencia
...=1,No=0)
bmi: Indice de masa corporal (IMC) cuando se produce la conversión a MetS+ . Para los que permancen MetS-, esta variable indica el bmi cuando hay censura (por abandono del estudio o al finalizar el estudio en el año 25).
bmi0: IMC al inicio del estudio (categórica, levels=normal/overweight/obese)
apoE4: Genotipo de interés (E4, no-E4)
-Mi hipótesis es que la interacción genotipo~MetS depende del IMC al principio del estudio. Concretamente, individuos 'overweight' al inicio del estudio y con el genotipo E4 hacen la conversión a MetS+ a valores de IMC mas bajos que los que tienen el...
2024 Nov 23
2
dplyr summarize by groups
...ummarize(
Mean = mean(expend),
Min = min(expend),
Max = max(expend),
Sigma = sd(expend),
Skew = skew(expend))
# Output
stature Mean Min Max Sigma Skew
<fct> <dbl> <dbl> <dbl> <dbl> <dbl>
1 lean 8.07 6.13 10.9 1.24 0.907
2 obese 10.3 8.79 12.8 1.40 0.587
Why does output stats vary in decimal places even when options (digits=3)
were set?
All the best
Thomas S.
[[alternative HTML version deleted]]
2004 May 07
1
x-axis tick mark labels running vertically
I'm plotting obesity rates (y-axis) vs Public Health Unit (x-axis) for the
province of Ontario and would like to have the Public Health Unit names appear
vertically rather than the default, horizontally.
I'm actually using the 'barplot2' function in the {gregmisc} library ... I
haven't been able to find a solution in either the barplot2 options or the
general plotting
2004 Jul 30
1
FWER + multiple linear models
Could someone kindly help me with the following question:
when I analyze microarray data I need to fit multiple linear regression
models between genes and clinical patameters followed by estimation of
the p-values.
What's the solution to implement Westfall and Young's algorithm +
resampling into the scheme:
lm -> stepAIC -> anova.
Actually permcor works fine for me in the case of
2008 Feb 09
0
bad variable names when printing a data frame containing (PR#10732)
timh at insightful.com wrote:
> library(glmpath)
> data(heart.data)
> # heart.data is a list, $y a vector, $x a matrix
> data <- data.frame(x=3DI(heart.data$x), y =3D heart.data$y)
> =20
>> data[1:2,]
>> =20
> x.1 x.2 x.3 x.4 x.5 x.6 x.7 x.8 x.9 y
> 1 160 12 5.73 23.11 1 49 25.3 97.2 52 1
> 2 144 0.01 4.41 28.61
2007 Jun 18
1
how to obtain the OR and 95%CI with 1 SD change of a continue variable
Dear all,
How to obtain the odds ratio (OR) and 95% confidence interval (CI) with
1 standard deviation (SD) change of a continuous variable in logistic
regression?
for example, to investigate the risk of obesity for stroke. I choose the
happening of stroke (positive) as the dependent variable, and waist
circumference as an independent variable. Then I wanna to obtain the OR
and 95% CI with
2010 Mar 25
3
Returning Data Frame from Function for use Outside Function
...lt;- mpr100 ~ time + nhb + hispanic + other +
# rural + hrural +
# factor(age) + factor(gender) + factor(mstat) +
factor(svcpct2) + nvaclass +
# a1cgrp8 + anemdef + cbd + chf + chrnlung + htn_c +
# hypothy + obese + perivasc + pulmcirc + tumor +
# depress + psych +
# nhb*rural + hispanic*rural + other*rural +
# nhb*hrural + hispanic*hrural + other*hrural +
# nhb*factor(age) + hispanic*factor(age) +
other*factor(a...
2010 Jan 25
9
skinny Controllers, fat models with REST?
Hi,
I''m really new to rails, so i programmed some stuff and today i read
some things about skinny Controllers, fat models.
My Controllers are really fat now. So i''m asking myself how can i
shrink my controllers and move the code to the models, especially in
fact of REST e.g. in focus on error codes?
code example:
# POST /tasks
# POST /tasks.xml
def create
@authorized
2010 Sep 07
0
AHRQ - Creation of Comorbidity Variables
...0:71089,
71400:71489, 72000:72089, 725)
c1 = paste(c(2860:2869, 2871, 2873:2875), "", sep = "")
coag = c(2860:2869, 2871, 2873:2875, 28600:28689, 28730:28749,
64930:64934, 28984)
ob3 = paste("V", c(8530:8549, 8554), sep = "")
obese = c(2780, "V854", ob3, 27800:27801, 64910:64914, 79391)
wghtloss = c(260:263, 2600:2639, 26000:26389, 78321:78322)
lytes = c(2760:2769, 27600:27689)
bldloss = c(2800, 64820:64824)
anemdef = c(2801:2819, 2859, 28010:28189, 28521:28529)
alcohol = c(2910:2913, 2915, 2918,...
2009 Nov 14
4
Weighted descriptives by levels of another variables
I've noticed that R has a number of very useful functions for
obtaining descriptive statistics on groups of variables, including
summary {stats}, describe {Hmisc}, and describe {psych}, but none that
I have found is able to provided weighted descriptives of subsets of a
data set (ex. descriptives for both males and females for age, where
accurate results require use of sampling
2010 Jan 29
0
Statistical Position Supporting Systems Biology
Position:
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The position is part of a statistics group supporting Pfizer global research
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Role and Responsibilities:
The statistician will be an integral member of a systems biology team which
develops and/or uses computational and statistical approaches to manage and
derive
2005 May 06
0
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2010 Mar 25
0
Counting a number of "elements" in an object
...f <- mpr100 ~ time + nhb + hispanic + other +
rural + hrural +
factor(age) + factor(gender) + factor(mstat) +
factor(svcpct2) + nvaclass +
a1cgrp8 + anemdef + cbd + chf + chrnlung + htn_c +
hypothy + obese + perivasc + pulmcirc + tumor +
depress + psych +
nhb*rural + hispanic*rural + other*rural +
nhb*hrural + hispanic*hrural + other*hrural +
nhb*factor(age) + hispanic*factor(age) +
other*factor(age)...
2005 Jun 08
0
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2014 Feb 10
2
Lots of calls, less memory
We're running Asterisk 1.8 on a 32-bit Debian machine, and it has been fine for some time now. But! We've got such a incoming call volume over the few weeks that we'll have Asterisk occasionally restart itself. My hunch is that it is in part memory pressure.
I can't add RAM and have it help, because it's 32-bit. I intend to move to a 64-bit machine, but I was hoping to