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Statistical Research
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Biostatistics
Epidemiology and biostatistics, public health research. GLM, logistic regression, survival analysis, clinical trials.
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A
Sample Size calculation - "difference in mean differences"
ameyabondre
Oct 26, 2020
Replies
0
Views
839
Oct 26, 2020
ameyabondre
K
Power Calculation
krikri_km
Oct 21, 2020
Replies
1
Views
874
Oct 21, 2020
fed2
A
Interpreting hazard ratios
ANSLEY2408
Oct 20, 2020
Replies
1
Views
659
Oct 20, 2020
hlsmith
B
Comparing quantitative protein information
balli24
Oct 20, 2020
Replies
1
Views
525
Oct 20, 2020
hlsmith
C
Sample size estimation for evaluation of diagnostic tests
ConnemaraPony
Oct 15, 2020
Replies
0
Views
750
Oct 15, 2020
ConnemaraPony
T
What kind of graph is this?
teapot
Oct 14, 2020
Replies
0
Views
688
Oct 14, 2020
teapot
B
What's adequate sample size for single mediator model?
Boruchf
Oct 11, 2020
Replies
2
Views
983
Oct 12, 2020
Boruchf
F
P for trend
Furby2020
Oct 6, 2020
Replies
2
Views
725
Oct 11, 2020
Furby2020
J
Biostats question help! Thanks.
JJ Taylor
Oct 7, 2020
Replies
2
Views
700
Oct 8, 2020
Karabiner
B
Variable strong in Pearson coefficient calculation but weak in linear regression
Boruchf
Oct 6, 2020
Replies
1
Views
541
Oct 6, 2020
hlsmith
H
Poll
ROC curve - AUC related question
health_economist2904
Oct 2, 2020
Replies
5
Views
907
Oct 4, 2020
health_economist2904
S
Change over time in quality of life outcome
StatsQuizz
Sep 24, 2020
Replies
3
Views
978
Sep 30, 2020
Karabiner
P
Block randomization
Polina
Sep 17, 2020
Replies
2
Views
801
Sep 18, 2020
Polina
A
Sample size determination
Adriana Branco
Sep 17, 2020
Replies
0
Views
588
Sep 17, 2020
Adriana Branco
C
Non-parametric methods
CoopsatYstrad
Sep 14, 2020
Replies
3
Views
1,162
Sep 15, 2020
Karabiner
C
Sample size considerations
cheesecake21
Sep 8, 2020
Replies
6
Views
990
Sep 11, 2020
cheesecake21
S
Correlation and ROC analysis with repeated measures data
StatsQuizz
Sep 7, 2020
Replies
0
Views
872
Sep 7, 2020
StatsQuizz
G
Which is the correct test to use?
GuidoL.
Aug 27, 2020
Replies
4
Views
830
Sep 1, 2020
GuidoL.
B
Evaluation of cell migration data
Biochemist
Sep 1, 2020
Replies
0
Views
495
Sep 1, 2020
Biochemist
B
Power of a study to detect risk
BeAboutStats
Aug 27, 2020
Replies
1
Views
671
Aug 27, 2020
Karabiner
T
Which variable for Cox regression?
takanashi0608
Aug 22, 2020
Replies
5
Views
749
Aug 23, 2020
hlsmith
S
How to interpret result? I have 4 correlation coefficients for each parameter?
SDN
Aug 15, 2020
Replies
0
Views
595
Aug 15, 2020
SDN
K
Sample size calc for two sample proportions
kris_d
Aug 11, 2020
Replies
1
Views
682
Aug 11, 2020
obh
G
Bonferroni or not...
GVet89
Aug 9, 2020
Replies
2
Views
624
Aug 10, 2020
GVet89
J
Combining data from various trials to obtain weighted mean and SD
JSG44
Jul 28, 2020
Replies
3
Views
927
Jul 28, 2020
JSG44
B
T Test or Pearson's Coefficient for Testing Colinearity of Two Independent Variables
Boruchf
Jul 25, 2020
Replies
0
Views
695
Jul 25, 2020
Boruchf
S
What test should be used to compare nominal data between 5 groups
Sobath
May 26, 2020
Replies
5
Views
1,485
Jul 23, 2020
Sobath
H
Confidence Intervals for Incidence rate
HELENH
Apr 4, 2020
Replies
3
Views
1,054
Jul 23, 2020
fed2
K
Combining different measures of survival for a SR
keno.mentor
Jul 15, 2020
Replies
2
Views
882
Jul 23, 2020
keno.mentor
J
Statistical comparisons for large sample sizes (n>1000)
Javier
Jun 24, 2020
Replies
2
Views
1,083
Jul 23, 2020
yl2010fall
B
My t-test results are significant, but are they meaningful?
Boruchf
Jul 14, 2020
Replies
3
Views
839
Jul 23, 2020
yl2010fall
D
which efficacy population you are using for onc phase1/2a
dmstat
Apr 30, 2020
Replies
1
Views
828
Jul 23, 2020
yl2010fall
A
When our data are infinite, why the posterior=PPOS?
ana1
Jul 10, 2020
Replies
0
Views
579
Jul 10, 2020
ana1
O
Ratio simplification
Ocasio.md
Jul 4, 2020
Replies
5
Views
971
Jul 5, 2020
Dason
A
Association between two lab parameters over time
AVoelp
Jun 22, 2020
Replies
1
Views
814
Jun 30, 2020
fed2
A
Bang Tsiatis Partitioned Estimator
Andyn
Jun 23, 2020
Replies
0
Views
689
Jun 23, 2020
Andyn
K
Creating Z-Scores for Meta-Analysis
Kat123
Jun 19, 2020
Replies
6
Views
1,750
Jun 22, 2020
Kat123
M
beta diversity analysis
MillyProbio
Jun 15, 2020
Replies
7
Views
1,282
Jun 19, 2020
hlsmith
S
Need help with a question for homework
sherichance
Jun 3, 2020
Replies
1
Views
903
Jun 4, 2020
Karabiner
Observational Study
noetsi
May 22, 2020
Replies
12
Views
1,706
Jun 3, 2020
noetsi
M
I need advice; Correct statistical model in preclinical experiment
MarekCZ
May 28, 2020
Replies
0
Views
961
May 28, 2020
MarekCZ
D
Statistical Analysis of fixed sequence 3-period 2-treatment (ABB) crossover design
drwho
May 15, 2020
Replies
1
Views
833
May 25, 2020
drwho
K
Help! What stats should I use?
KDSPiedPiper
May 20, 2020
Replies
1
Views
661
May 21, 2020
fed2
M
Help! How to calculate sample size here?
manfred
May 20, 2020
Replies
0
Views
717
May 20, 2020
manfred
D
Life years gained - stats
ddport
May 15, 2020
Replies
0
Views
675
May 15, 2020
ddport
K
Cherry picking?
katxt
Mar 19, 2020
Replies
4
Views
1,062
May 12, 2020
GACG
A
Help! Is this a mixed model ANCOVA?
AussieMagpie
May 11, 2020
Replies
1
Views
849
May 11, 2020
fed2
M
Help! Which test should I use?
mob
May 3, 2020
Replies
5
Views
1,180
May 10, 2020
noetsi
L
How should I analyse this?
leonardopipek
May 6, 2020
Replies
5
Views
875
May 7, 2020
Miner
J
How to calculate sample size for prospective cohort study
Jasmine S
May 5, 2020
Replies
2
Views
1,135
May 6, 2020
Jasmine S
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