Biostatistics

Epidemiology and biostatistics, public health research. GLM, logistic regression, survival analysis, clinical trials.
A
ANCOVA Table - Interpretation
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0
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62
aaghd
R
Logistic regression vs. cox proportional hazards model-which model to choose?
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4
Views
84
Miner
Z
Help analyzing data over time
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0
Views
72
Zolace
R
sample size for dichotomous outcome in retrospective observational study
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0
Views
36
Roundtoit
S
obtaining the AUROC in a test (subset) with time-dependent (survival) ROC from Cox model
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6
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150
statlimp
L
Comparing one normal and one skewed group
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1
Views
76
GretaGarbo
J
Help deciding stats for project
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4
Views
163
Jhf1982
M
Cox proportional hazard analysis with non-uniform samples; power analysis
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0
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76
mghandi
M
Comparing distribution of two dependant binary variables different sample size
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0
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42
MoEco
E
Backing out into a p-value for clinical trial
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2
Views
50
executor320
R
sample size calculation, planned multivariate regression
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0
Views
40
Roundtoit
B
Heterogeneity calculation based on odds ratios and confidence intervals
Replies
4
Views
75
bosphorus
R
Logistic regression for prediction of outcome?
Replies
7
Views
1,265
GretaGarbo
D
Toxicity Statistics
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0
Views
100
deaethnova
M
What are all the types of Sparsity?
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8
Views
141
hlsmith
M
Confidence intervals exceeding 100% and going below 0% for mortality rates
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4
Views
147
ondansetron
D
correlation
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2
Views
104
Dr. Bahjat
N
Hypothesis analysis for mouse growth
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0
Views
60
Nagaraj
O
Online Biostatistics Course/Master's Degree
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7
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1,553
hlsmith
H
How to determine sample size
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2
Views
107
hlsmith
S
How is bayesian statistics used in biostatistics?
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3
Views
92
hlsmith
A
determining sample size
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1
Views
105
obh
A
Do you anyone online who can calculate sample size and planned statistical analysis for a non-inferiority study, for a fee?
Replies
1
Views
88
hlsmith
O
Power analysis
Replies
11
Views
198
obh
P
Should IRRs and HRs always be equal?
Replies
1
Views
92
hlsmith
K
What Stat test(s) is best for paired samples that also accounts for change overtime
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0
Views
69
Kaliber
L
Need to figure out a formula for calculating sample size
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0
Views
73
lv15
J
alternative/opposite to piecemeal statistical approach?
Replies
13
Views
232
Karabiner
R
Bayesian inference project
Replies
4
Views
116
GretaGarbo
F
Calculating type I error on the basis of Null-hypothesis: true count differs by 10%
Replies
1
Views
156
hlsmith
A
Sample Size calculation for Non-Inferiority trials
Replies
5
Views
161
hlsmith
P
Testing heterogeneity across sample populations
Replies
2
Views
173
pjaneg
L
T Tests to compare feeding rates of 3 sugars?
Replies
1
Views
173
Prometheus
P
2 way ANOVA and non-parametric alternatives
Replies
2
Views
125
Prometheus
S
Sample size calculation for cohort study
Replies
3
Views
157
Prometheus
S
Regarding Stat Analysis of Randomised Control Clinical Trial
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0
Views
144
Shailee
B
Interpreting the COX Model
Replies
5
Views
325
hlsmith
S
Differences D' and r-squared in Linkage disequilibrium
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0
Views
133
Salvatore_D
Buckeye
For your viewing pleasure.
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0
Views
177
Buckeye
K
Number of presentation (Statistical test to be used)
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0
Views
145
Kalikai
R
Comparing differences between groups in different samples - which statistical test to chose?
Replies
4
Views
284
redhulk21
P
Help with what statistical tests to use when comparing the effect of a drug on the growth of larvae
Replies
0
Views
116
Portelinha
A
Permutational Dispersion ANOVA on a UNIFRAC distance matrix
Replies
0
Views
134
ahale004
A
Comparing 3 countings of a phytoplankton sample
Replies
13
Views
321
obh
E
Interpreting extremely high HZ while accounting for interaction with time
Replies
2
Views
204
EGR
A
Power and Sample Size
Replies
1
Views
226
obh
S
overfitting in univariable Cox model
Replies
1
Views
167
hlsmith
J
third variable problem?
Replies
1
Views
418
DevinUMN
R
What test to use?
Replies
4
Views
253
Rgemmell
A
Interim and final analysis in clinical trials
Replies
3
Views
255
hlsmith
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