Biostatistics

Epidemiology and biostatistics, public health research. GLM, logistic regression, survival analysis, clinical trials.
K
Power Calculation
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1
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67
fed2
A
Interpreting hazard ratios
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1
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46
hlsmith
B
Comparing quantitative protein information
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1
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30
hlsmith
C
Sample size estimation for evaluation of diagnostic tests
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0
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68
ConnemaraPony
T
What kind of graph is this?
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0
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64
teapot
B
What's adequate sample size for single mediator model?
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2
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126
Boruchf
F
P for trend
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2
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141
Furby2020
J
Biostats question help! Thanks.
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2
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156
Karabiner
B
Variable strong in Pearson coefficient calculation but weak in linear regression
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1
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88
hlsmith
H
  • Poll
ROC curve - AUC related question
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5
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212
health_economist2904
S
Change over time in quality of life outcome
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3
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253
Karabiner
P
Block randomization
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2
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201
Polina
A
Sample size determination
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0
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104
Adriana Branco
C
Non-parametric methods
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3
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201
Karabiner
T
Comparison of coefficients in two logistic regressions
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7
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306
Traore Mamadou
C
Sample size considerations
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6
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271
cheesecake21
S
Correlation and ROC analysis with repeated measures data
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0
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146
StatsQuizz
G
Which is the correct test to use?
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4
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203
GuidoL.
B
Evaluation of cell migration data
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0
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90
Biochemist
B
Power of a study to detect risk
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1
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161
Karabiner
T
Which variable for Cox regression?
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5
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226
hlsmith
S
How to interpret result? I have 4 correlation coefficients for each parameter?
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0
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135
SDN
K
Sample size calc for two sample proportions
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1
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208
obh
G
Bonferroni or not...
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2
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172
GVet89
J
Combining data from various trials to obtain weighted mean and SD
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3
Views
306
JSG44
B
T Test or Pearson's Coefficient for Testing Colinearity of Two Independent Variables
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0
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184
Boruchf
S
What test should be used to compare nominal data between 5 groups
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5
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561
Sobath
H
Confidence Intervals for Incidence rate
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3
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400
fed2
K
Combining different measures of survival for a SR
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2
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288
keno.mentor
J
Statistical comparisons for large sample sizes (n>1000)
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2
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346
yl2010fall
B
My t-test results are significant, but are they meaningful?
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3
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233
yl2010fall
D
which efficacy population you are using for onc phase1/2a
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1
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300
yl2010fall
R
How to analyse proportion data that are larger than 1
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1
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281
fed2
A
When our data are infinite, why the posterior=PPOS?
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0
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164
ana1
O
Ratio simplification
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5
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373
Dason
A
Association between two lab parameters over time
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1
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311
fed2
A
Bang Tsiatis Partitioned Estimator
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0
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210
Andyn
K
Creating Z-Scores for Meta-Analysis
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6
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411
Kat123
M
beta diversity analysis
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7
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459
hlsmith
S
Need help with a question for homework
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1
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390
Karabiner
noetsi
Observational Study
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12
Views
698
noetsi
M
I need advice; Correct statistical model in preclinical experiment
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0
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343
MarekCZ
D
Statistical Analysis of fixed sequence 3-period 2-treatment (ABB) crossover design
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1
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329
drwho
K
Help! What stats should I use?
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1
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243
fed2
M
Help! How to calculate sample size here?
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0
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231
manfred
D
Life years gained - stats
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0
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271
ddport
K
Cherry picking?
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4
Views
478
GACG
A
Help! Is this a mixed model ANCOVA?
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1
Views
338
fed2
M
Help! Which test should I use?
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5
Views
486
noetsi
L
How should I analyse this?
Replies
5
Views
373
Miner
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