Biostatistics

Epidemiology and biostatistics, public health research. GLM, logistic regression, survival analysis, clinical trials.
M
Multiple linear regression when unsure if independent variables are truly independent
Replies
1
Views
107
Dason
L
Repeated-measures ANOVA? And how to achieve normality?
Replies
1
Views
94
Karabiner
A
Outlier detection via Mahalanobis distance followed by Rosner's test (Generalized ESD test)
Replies
3
Views
182
katxt
P
Confidence interval for single sample analysis
2
Replies
20
Views
277
GretaGarbo
Q
Comparing 95% confidence intervals between groups: Krippendorff’s alpha
Replies
1
Views
68
katxt
A
Likelihood ratio in Cox regression analysis?
Replies
2
Views
12,029
Priyanka Negi
A
ANCOVA Table - Interpretation
Replies
1
Views
340
katxt
F
Cox regression results interpretation
Replies
2
Views
75
FilipH
Q
Interrater reliability for many raters (20) and ordinal/nominal variables
Replies
0
Views
47
qjuice
R
Survival analysis at few dates: glms? logrank? cox ?
Replies
16
Views
430
obh
B
Correlation/LM of residuals with different length
Replies
0
Views
108
Biologix911
O
when does multiple comparisons become a consideration?
Replies
2
Views
176
hlsmith
F
Adjusting for Differential Misclassification
Replies
4
Views
135
FatimaN
R
Logistic regression vs. cox proportional hazards model-which model to choose?
Replies
4
Views
214
Miner
Z
Help analyzing data over time
Replies
0
Views
164
Zolace
R
sample size for dichotomous outcome in retrospective observational study
Replies
0
Views
118
Roundtoit
S
obtaining the AUROC in a test (subset) with time-dependent (survival) ROC from Cox model
Replies
6
Views
253
statlimp
L
Comparing one normal and one skewed group
Replies
1
Views
178
GretaGarbo
J
Help deciding stats for project
Replies
4
Views
255
Jhf1982
M
Cox proportional hazard analysis with non-uniform samples; power analysis
Replies
0
Views
158
mghandi
M
Comparing distribution of two dependant binary variables different sample size
Replies
0
Views
118
MoEco
E
Backing out into a p-value for clinical trial
Replies
2
Views
132
executor320
R
sample size calculation, planned multivariate regression
Replies
0
Views
113
Roundtoit
B
Heterogeneity calculation based on odds ratios and confidence intervals
Replies
4
Views
165
bosphorus
R
Logistic regression for prediction of outcome?
Replies
7
Views
1,405
GretaGarbo
D
Toxicity Statistics
Replies
0
Views
196
deaethnova
M
What are all the types of Sparsity?
Replies
8
Views
277
hlsmith
M
Confidence intervals exceeding 100% and going below 0% for mortality rates
Replies
4
Views
254
ondansetron
D
correlation
Replies
2
Views
203
Dr. Bahjat
N
Hypothesis analysis for mouse growth
Replies
0
Views
152
Nagaraj
O
Online Biostatistics Course/Master's Degree
Replies
7
Views
1,699
hlsmith
H
How to determine sample size
Replies
2
Views
204
hlsmith
S
How is bayesian statistics used in biostatistics?
Replies
3
Views
181
hlsmith
A
determining sample size
Replies
1
Views
192
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
173
hlsmith
O
Power analysis
Replies
11
Views
304
obh
P
Should IRRs and HRs always be equal?
Replies
1
Views
188
hlsmith
K
What Stat test(s) is best for paired samples that also accounts for change overtime
Replies
0
Views
153
Kaliber
L
Need to figure out a formula for calculating sample size
Replies
0
Views
137
lv15
J
alternative/opposite to piecemeal statistical approach?
Replies
13
Views
390
Karabiner
R
Bayesian inference project
Replies
4
Views
211
GretaGarbo
F
Calculating type I error on the basis of Null-hypothesis: true count differs by 10%
Replies
1
Views
243
hlsmith
A
Sample Size calculation for Non-Inferiority trials
Replies
5
Views
255
hlsmith
P
Testing heterogeneity across sample populations
Replies
2
Views
286
pjaneg
L
T Tests to compare feeding rates of 3 sugars?
Replies
1
Views
259
Prometheus
P
2 way ANOVA and non-parametric alternatives
Replies
2
Views
217
Prometheus
S
Sample size calculation for cohort study
Replies
3
Views
269
Prometheus
S
Regarding Stat Analysis of Randomised Control Clinical Trial
Replies
0
Views
247
Shailee
B
Interpreting the COX Model
Replies
5
Views
439
hlsmith
S
Differences D' and r-squared in Linkage disequilibrium
Replies
0
Views
223
Salvatore_D
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