Biostatistics

Epidemiology and biostatistics, public health research. GLM, logistic regression, survival analysis, clinical trials.
C
Simple question re retrospective study types
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2
Views
2,187
ConnemaraPony
P
Non Inferiority with a Historical Control
Replies
1
Views
1,439
hlsmith
C
Should I perform a PCA on my datas?
Replies
0
Views
1,295
Clarissa
N
covariate for only clinical group
Replies
3
Views
1,878
hlsmith
J
Absolute values or Log-transformed data
Replies
3
Views
1,541
hlsmith
Q
Mixed Model Analysis SPSS
Replies
0
Views
1,391
quix09
J
Is Cochran's Q the right test for repeated measures with binary outcomes?
Replies
0
Views
1,216
Jennifer Kosty
F
Different proportions in different conditions?
Replies
3
Views
2,528
rogojel
A
Contingency tables with proportions only
Replies
8
Views
2,713
hlsmith
M
Chi-square goodness of fit test
Replies
1
Views
1,430
rogojel
O
Antibiogram
Replies
1
Views
1,478
hlsmith
B
what statistical test to choose
Replies
0
Views
1,636
bburugap
H
Can i use one sample t-test?
Replies
2
Views
1,791
hlsmith
R
reference interval determination
Replies
1
Views
2,068
hlsmith
R
Problem with normalization and - proteomics analysis (LC-MS)
Replies
0
Views
1,092
robertp
J
Bias Question
Replies
14
Views
1,661
ondansetron
S
Comparing groups - Should I do hypotesis testing on raw counts or percentage values?
Replies
3
Views
1,284
katxt
N
Chi Square test (not significant when comparing across 4 groups but changes with 2)
Replies
2
Views
1,567
hlsmith
B
Statistical help (not independent samples)
Replies
2
Views
1,538
katxt
H
How to do age standardization for morbidity study (2 populations)
Replies
0
Views
1,492
happiness17
Y
Which test for equivalency?
Replies
6
Views
1,934
katxt
C
PCA questions?
Replies
3
Views
1,809
bugman
E
Predicting outcome with multiple groups
Replies
4
Views
1,736
Eric2014
D
Finding data given sample mean and variance
Replies
2
Views
2,597
katxt
J
am i overadjusting?
Replies
1
Views
1,349
hlsmith
D
Confidence interval question
Replies
1
Views
1,441
Karabiner
A
Pre and post comparison for nonparametric unpaired sample
Replies
2
Views
2,284
Miner
R
Dealing with Log(0)
Replies
2
Views
2,330
noetsi
T
Sample size calculation for 1:2 matched case-control study
Replies
7
Views
2,628
hlsmith
M
stratified log-rank test and proportional hazards
Replies
0
Views
2,180
Markica85
S
Regarding Maximum Percent different
Replies
0
Views
1,361
Statvijay
A
Survival Analysis - Time to utilization of medical services
Replies
6
Views
2,022
ondansetron
J
vision in eyes at different times
Replies
1
Views
1,442
katxt
P
Which statistical tests are appropriate: Group means before and after treatment
Replies
1
Views
2,094
katxt
A
Adjustment for correlated data in meta-anlaysis
Replies
2
Views
2,255
hlsmith
R
standard deviation greater than variance, is this ok?
Replies
7
Views
6,681
Prometheus
K
Comparing diagnostic tests - graphically demonstration
Replies
0
Views
1,493
k093
R
interpretation of a negative risk difference
Replies
1
Views
3,377
hlsmith
S
Correct application of multiple testing methods in projects with several experiments
Replies
1
Views
1,957
katxt
B
Comparative study
Replies
2
Views
1,647
susan1511
H
matched pre-post survey analysis help
Replies
3
Views
2,048
Masteras
P
Test negative factors among correlated determinants
Replies
1
Views
1,600
Masteras
I
Cox regression to adjust for site effect in multicenter trial
Replies
3
Views
2,885
hlsmith
M
Testing for trend
Replies
12
Views
4,679
noetsi
R
Analysis of Repeated Measures Study with Unequal Time Between Measurements
Replies
1
Views
1,903
katxt
M
Statistical method to compare two experiments
Replies
1
Views
1,767
katxt
A
Moran's I Spatial Autocorrelation. Interpreting results.
Replies
1
Views
2,389
gianmarco
M
ADjusting for variables in regression model
Replies
6
Views
2,729
the42up
N
Can I combine univariate and multivariate HR?
Replies
6
Views
2,235
the42up
S
Categorical Variable with Repeated Data Points
Replies
1
Views
1,912
StatsN00bie
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