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Statistical Research
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Biostatistics
Epidemiology and biostatistics, public health research. GLM, logistic regression, survival analysis, clinical trials.
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Y
Which test for equivalency?
yolo123
Apr 1, 2017
Replies
6
Views
1,878
Apr 2, 2017
katxt
C
PCA questions?
Callum94
Mar 29, 2017
Replies
3
Views
1,756
Mar 29, 2017
bugman
E
Predicting outcome with multiple groups
Eric2014
Mar 28, 2017
Replies
4
Views
1,661
Mar 28, 2017
Eric2014
D
Finding data given sample mean and variance
dorothy8
Mar 26, 2017
Replies
2
Views
2,534
Mar 27, 2017
katxt
J
am i overadjusting?
jkerr1
Mar 27, 2017
Replies
1
Views
1,304
Mar 27, 2017
hlsmith
D
Confidence interval question
dorothy8
Mar 26, 2017
Replies
1
Views
1,409
Mar 27, 2017
Karabiner
A
Pre and post comparison for nonparametric unpaired sample
anupamsule
Mar 22, 2017
Replies
2
Views
2,226
Mar 24, 2017
Miner
R
Dealing with Log(0)
ritmaniac
Mar 21, 2017
Replies
2
Views
2,267
Mar 21, 2017
noetsi
T
Sample size calculation for 1:2 matched case-control study
teapot
Mar 8, 2017
Replies
7
Views
2,534
Mar 17, 2017
hlsmith
M
stratified log-rank test and proportional hazards
Markica85
Mar 16, 2017
Replies
0
Views
2,114
Mar 16, 2017
Markica85
S
Regarding Maximum Percent different
Statvijay
Mar 14, 2017
Replies
0
Views
1,313
Mar 14, 2017
Statvijay
A
Survival Analysis - Time to utilization of medical services
avbraga
Mar 10, 2017
Replies
6
Views
1,929
Mar 13, 2017
ondansetron
J
vision in eyes at different times
jksgoh
Mar 11, 2017
Replies
1
Views
1,386
Mar 13, 2017
katxt
P
Which statistical tests are appropriate: Group means before and after treatment
PamelaF
Mar 7, 2017
Replies
1
Views
2,026
Mar 9, 2017
katxt
A
Adjustment for correlated data in meta-anlaysis
Ainslie
Mar 8, 2017
Replies
2
Views
2,198
Mar 8, 2017
hlsmith
R
standard deviation greater than variance, is this ok?
Roundtoit
Mar 7, 2017
Replies
7
Views
6,282
Mar 8, 2017
Prometheus
K
Comparing diagnostic tests - graphically demonstration
k093
Mar 7, 2017
Replies
0
Views
1,441
Mar 7, 2017
k093
R
interpretation of a negative risk difference
Roundtoit
Mar 5, 2017
Replies
1
Views
3,246
Mar 5, 2017
hlsmith
S
Correct application of multiple testing methods in projects with several experiments
Szkeptik
Feb 23, 2017
Replies
1
Views
1,897
Mar 4, 2017
katxt
B
Comparative study
buddhikatbw
Mar 3, 2017
Replies
2
Views
1,591
Mar 3, 2017
susan1511
H
matched pre-post survey analysis help
hipstats
Feb 28, 2017
Replies
3
Views
1,996
Mar 3, 2017
Masteras
P
Test negative factors among correlated determinants
pinetop
Feb 25, 2017
Replies
1
Views
1,542
Mar 2, 2017
Masteras
I
Cox regression to adjust for site effect in multicenter trial
ineedhelpplease
Feb 27, 2017
Replies
3
Views
2,824
Feb 28, 2017
hlsmith
M
Testing for trend
Markica85
Feb 25, 2017
Replies
12
Views
4,613
Feb 28, 2017
noetsi
R
Analysis of Repeated Measures Study with Unequal Time Between Measurements
rafreakijones
Feb 10, 2017
Replies
1
Views
1,848
Feb 24, 2017
katxt
M
Statistical method to compare two experiments
magruc
Feb 22, 2017
Replies
1
Views
1,729
Feb 24, 2017
katxt
A
Moran's I Spatial Autocorrelation. Interpreting results.
avocadorose
Feb 22, 2017
Replies
1
Views
2,310
Feb 23, 2017
gianmarco
M
ADjusting for variables in regression model
Markica85
Feb 13, 2017
Replies
6
Views
2,650
Feb 22, 2017
the42up
N
Can I combine univariate and multivariate HR?
ngmowbray
Feb 21, 2017
Replies
6
Views
2,188
Feb 21, 2017
the42up
S
Categorical Variable with Repeated Data Points
StatsN00bie
Feb 15, 2017
Replies
1
Views
1,862
Feb 15, 2017
StatsN00bie
V
Clinical decision interval
Vbogaert
Feb 8, 2017
Replies
1
Views
1,777
Feb 13, 2017
Vbogaert
A
Assessing covariates to include in model
Alanine
Feb 9, 2017
Replies
2
Views
2,153
Feb 10, 2017
mmercker
F
[RNA-Seq] Sparse (discrete) p values with Cuffdiff
FR_myologist
Feb 8, 2017
Replies
0
Views
2,545
Feb 8, 2017
FR_myologist
R
propensity matching and ITT for cohort study
Roundtoit
Feb 6, 2017
Replies
0
Views
2,087
Feb 6, 2017
Roundtoit
R
fixed vs mixed random effects model
Roundtoit
Feb 5, 2017
Replies
4
Views
3,027
Feb 6, 2017
hlsmith
R
Compensate for correlated observations
rabiolo.alessandro
Jan 30, 2017
Replies
4
Views
3,061
Feb 1, 2017
hlsmith
S
Proper analysis method for dataset involving multiple sessions
statsSeeker
Jan 31, 2017
Replies
0
Views
1,941
Jan 31, 2017
statsSeeker
S
Ratio between control and treatment siginificantly different than 1
Shaxi Liver
Jan 26, 2017
Replies
2
Views
2,676
Jan 27, 2017
Shaxi Liver
D
Equivalence test or non inferiority test for non parametric data using stata or spss
drAmrBadawy
Jan 25, 2017
Replies
4
Views
4,498
Jan 26, 2017
drAmrBadawy
M
McNemar or Chi sqared test for case-control study
Markica85
Jan 20, 2017
Replies
5
Views
3,597
Jan 25, 2017
katxt
M
Issues with ANOVA and bounded variables (percentages)
MoltenLight
Jan 25, 2017
Replies
0
Views
1,843
Jan 25, 2017
MoltenLight
L
How to combine more datasets
Lodeacca
Jan 24, 2017
Replies
1
Views
1,622
Jan 24, 2017
mmercker
M
Evaluation of correlation trend
mzmph
Jan 21, 2017
Replies
1
Views
2,320
Jan 22, 2017
katxt
M
Clinical Trial Simulator - Your feedback is welcomed!
mzhKU
Jan 15, 2017
Replies
4
Views
3,979
Jan 22, 2017
mzhKU
J
Shiny App - Forest Plots
jamesmartinn
Jan 16, 2017
Replies
0
Views
2,687
Jan 16, 2017
jamesmartinn
G
correlation study - Is my sample size too small?
galkim
Jan 15, 2017
Replies
4
Views
3,484
Jan 16, 2017
galkim
Y
Multilinear regression?
ybz12003
Jan 14, 2017
Replies
1
Views
2,009
Jan 15, 2017
hlsmith
A
Power analysis with one and two variables?
ablum
Jan 4, 2017
Replies
1
Views
3,053
Jan 11, 2017
katxt
M
Question on Odds ratio
MinieMe
Jan 10, 2017
Replies
2
Views
3,016
Jan 10, 2017
hlsmith
B
What statistical test to use for species abundance between wet and dry season?
BondHR
Jan 7, 2017
Replies
5
Views
3,615
Jan 8, 2017
gianmarco
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