Biostatistics

Epidemiology and biostatistics, public health research. GLM, logistic regression, survival analysis, clinical trials.
MJ.Maiwald
Convert data by LN or not?
Replies
4
Views
73
MJ.Maiwald
M
Which tests for activity budget comparison
Replies
0
Views
42
missmacaque
T
SAS and R still give median survival time although more than half of the data are censored?
Replies
7
Views
75
Miner
C
Is this a 2-way or a 1-way ANOVA?
Replies
4
Views
56
Canuckman
D
group based trajectory modelling
Replies
0
Views
28
Dom
G
Which stats should I use?
Replies
5
Views
53
Miner
J
Comparing two assays
Replies
5
Views
143
Miner
C
Appropriateness of p-value in my data
Replies
2
Views
115
EdGr
M
Genomic screen- Benjamini–Hochberg procedure
Replies
1
Views
113
Dason
H
randomized crossover design: combining session conditions
Replies
2
Views
104
hyunjee_hale
L
COMPoisson family for underdispersed count data
Replies
2
Views
150
Lugz
M
Multiple linear regression when unsure if independent variables are truly independent
Replies
2
Views
242
MedStudentUK
L
Repeated-measures ANOVA? And how to achieve normality?
Replies
3
Views
363
GretaGarbo
A
Outlier detection via Mahalanobis distance followed by Rosner's test (Generalized ESD test)
Replies
3
Views
258
katxt
P
Confidence interval for single sample analysis
2
Replies
20
Views
456
GretaGarbo
Q
Comparing 95% confidence intervals between groups: Krippendorff’s alpha
Replies
1
Views
120
katxt
A
Likelihood ratio in Cox regression analysis?
Replies
2
Views
12,310
Priyanka Negi
A
ANCOVA Table - Interpretation
Replies
1
Views
749
katxt
F
Cox regression results interpretation
Replies
2
Views
136
FilipH
Q
Interrater reliability for many raters (20) and ordinal/nominal variables
Replies
0
Views
87
qjuice
R
Survival analysis at few dates: glms? logrank? cox ?
Replies
16
Views
598
obh
B
Correlation/LM of residuals with different length
Replies
0
Views
158
Biologix911
O
when does multiple comparisons become a consideration?
Replies
2
Views
242
hlsmith
F
Adjusting for Differential Misclassification
Replies
4
Views
210
FatimaN
R
Logistic regression vs. cox proportional hazards model-which model to choose?
Replies
4
Views
279
Miner
Z
Help analyzing data over time
Replies
0
Views
219
Zolace
R
sample size for dichotomous outcome in retrospective observational study
Replies
0
Views
166
Roundtoit
S
obtaining the AUROC in a test (subset) with time-dependent (survival) ROC from Cox model
Replies
6
Views
322
statlimp
L
Comparing one normal and one skewed group
Replies
1
Views
242
GretaGarbo
J
Help deciding stats for project
Replies
4
Views
314
Jhf1982
M
Cox proportional hazard analysis with non-uniform samples; power analysis
Replies
0
Views
207
mghandi
M
Comparing distribution of two dependant binary variables different sample size
Replies
0
Views
157
MoEco
E
Backing out into a p-value for clinical trial
Replies
2
Views
181
executor320
R
sample size calculation, planned multivariate regression
Replies
0
Views
153
Roundtoit
B
Heterogeneity calculation based on odds ratios and confidence intervals
Replies
4
Views
229
bosphorus
R
Logistic regression for prediction of outcome?
Replies
7
Views
1,470
GretaGarbo
D
Toxicity Statistics
Replies
0
Views
255
deaethnova
M
What are all the types of Sparsity?
Replies
8
Views
377
hlsmith
M
Confidence intervals exceeding 100% and going below 0% for mortality rates
Replies
4
Views
313
ondansetron
D
correlation
Replies
2
Views
255
Dr. Bahjat
N
Hypothesis analysis for mouse growth
Replies
0
Views
211
Nagaraj
O
Online Biostatistics Course/Master's Degree
Replies
7
Views
1,790
hlsmith
H
How to determine sample size
Replies
2
Views
272
hlsmith
S
How is bayesian statistics used in biostatistics?
Replies
3
Views
241
hlsmith
A
determining sample size
Replies
1
Views
255
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
237
hlsmith
O
Power analysis
Replies
11
Views
373
obh
P
Should IRRs and HRs always be equal?
Replies
1
Views
261
hlsmith
K
What Stat test(s) is best for paired samples that also accounts for change overtime
Replies
0
Views
192
Kaliber
L
Need to figure out a formula for calculating sample size
Replies
0
Views
180
lv15
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