Biostatistics

Epidemiology and biostatistics, public health research. GLM, logistic regression, survival analysis, clinical trials.
M
sample size: noninferiority and superiority in the same study
Replies
1
Views
588
hlsmith
P
Average standard deviation?
Replies
2
Views
1,004
peptideguy
R
Best way to handle data
Replies
1
Views
749
Karabiner
G
Help with biostatistical analysis for a study
Replies
5
Views
775
GreyGhostRos
T
Geospatial best fit - Histogram against continous measured data?
Replies
0
Views
585
tommyw
J
evaluating performance
Replies
4
Views
838
jamesmartinn
M
Nonparametric data analysis
2
Replies
21
Views
2,490
GretaGarbo
T
Question about meta-analysis
Replies
8
Views
1,259
hlsmith
J
Statistical test for annual crude mortality trend (3 years data=3 data points)
Replies
1
Views
633
rogojel
V
What statistical test should I use?
Replies
1
Views
820
Karabiner
I
Correlation between Platelet Count and Mean Platelet Volume
Replies
0
Views
746
IceFeast
Y
P-Trend, what does it mean and how being calculated?
Replies
0
Views
1,084
Yankel
A
Means are not different but significant
Replies
1
Views
914
Dason
B
Multiple t-tests vs ANOVA with Dunnett's post-hoc test
Replies
2
Views
1,528
rogojel
D
Retrospective chart review subject selection: case vs. control
Replies
0
Views
655
dr_pritish
M
RCT: estimation of total sample size knowing only the percentage of occurrence
Replies
0
Views
639
MDaniele
V
Triangulating multiple data sources of prescription information
Replies
0
Views
633
vpmwar
J
Comparing the effectiveness of an intervention in two groups?
Replies
1
Views
600
hlsmith
S
Looking for a test to find if there is a relationship between 2 groups
Replies
2
Views
639
spulak
V
Block design anova
Replies
2
Views
1,086
ondansetron
R
Using logistic regression to compute age-adjusted rates
Replies
4
Views
1,488
Raok
J
Interpreting significance based on confidence interval
Replies
3
Views
972
julian_DE
Q
Repeated measures with varying count between group
Replies
5
Views
1,282
katxt
P
Switch of distribution during observation period (Scratch Assay)
Replies
0
Views
715
Peters
J
Modeling and predicting pathology from multivariate clinical data
Replies
2
Views
766
hlsmith
B
what statistical test to choose (large smple size)
Replies
2
Views
844
rogojel
T
Chi square p value <0.01 but graph pad prompts not valid
Replies
1
Views
660
Dason
drtoddchang
  • Poll
Similarity instead of differences in means b/w 2 groups
Replies
4
Views
1,680
ondansetron
R
Is Chi-square appropriate for a single measurement variable with repeated measures?
Replies
2
Views
857
RustyEcologist
N
One way ANOVA vs Kruskal Wallis
Replies
1
Views
1,194
Karabiner
S
Can I calculate the % of people positive for an outcome from an odds ratio?
Replies
8
Views
1,224
SSSA
R
Cox Regression with missing values
Replies
5
Views
1,676
Rowena
T
Best scenario: unpaired or paired situation?
Replies
0
Views
922
tleal
Z
Freidman test with missing values?
Replies
0
Views
554
zhu
J
Propensity Score Matching
Replies
1
Views
1,020
hlsmith
J
Poisson Standard Deviation
Replies
6
Views
1,820
toks
W
Normal Approximation, Fisher's Exact Test, Relative Risk or Odds Ratio?
Replies
7
Views
1,820
toks
M
Help with correct statistical analysis?
Replies
5
Views
1,428
toks
C
Statistical significance
Replies
8
Views
1,467
toks
N
Critiquing a Network Meta-analysis: Interpreting inconsistency
Replies
3
Views
928
toks
I
STATA Logistic Regression Intepretation
Replies
0
Views
781
I_AM_KB
W
Sphericity with unequal sample sizes
Replies
0
Views
710
Wouterka
S
Need Appropriate Test for comparing a series of measurements from one bone to another
Replies
2
Views
1,034
GretaGarbo
O
Online Biostatistics Course/Master's Degree
Replies
1
Views
1,255
GretaGarbo
D
Patient-year Incidence rates comparisons and p value
Replies
0
Views
928
didye
L
Help with comparing disease death rates over time
Replies
0
Views
1,992
LAM_13
M
Software for NHANES Analysis
Replies
0
Views
934
mam326
C
Multi-level Meta-regression using random effect for treatment? [R pkg metafor]
Replies
0
Views
912
chelbylu
A
Help choosing right statistics
Replies
2
Views
1,083
hlsmith
B
sample size calculation for chi square test with more than 2 groups
Replies
4
Views
2,135
Bassam
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