Biostatistics

Epidemiology and biostatistics, public health research. GLM, logistic regression, survival analysis, clinical trials.
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How to interpret hazard ratio for continuous variable
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0
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9,859
pgseye
G
Prevalence rates and prevalence odds ratios
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0
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5,986
George76
G
Calculating sensitivity, specificity, etc.of a diagnostic test
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1
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7,577
TheEcologist
D
[Help] Logistic regression and goodness-of-fit
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0
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4,618
davidyu77
H
likelihood contribution
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0
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4,205
h1n1
D
Odds ratios with standardised continuous variables?
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1
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7,862
vinux
C
Survival Analysis
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3
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4,923
vinux
Z
Fisher's exact test
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0
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7,347
zeta09
W
Logistic Regression output not matching data
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0
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2,812
waubain
S
Difference between Sensitivity and Statistical Power?
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3
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16,043
simshef
N
regression P value and odds ratios
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1
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4,462
lumhearts
G
Kaplan-Meier vs Nelson-Aalen
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0
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5,003
gihund
C
help with decided what tests to use
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0
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2,065
chungster
B
Sample Size Calculation
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0
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3,149
Bala
J
Calculating life expectancy
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2
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3,581
Justin
A
which test should i use?
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3
Views
2,874
bugman
P
A doubt in the terminology of sample size calculation
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0
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2,414
placebo
C
Need some help with a survival analysis
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0
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2,819
ceperras
J
calibration of an existing model
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0
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2,695
jeweetwel
F
Quasi-Randomized trial
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1
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10,111
Masteras
R
Data Format for Repeated Measures AnoVa/SPAnoVa
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5
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11,120
Masteras
Z
Multicollinearity in binary logistic regression
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10
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28,384
TheAnalysisFactor
C
Adjusted Odds Ratio
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1
Views
8,174
TheAnalysisFactor
B
Incorporating time series date into before/after intelligence testing? (n00b alert)
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1
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2,628
owenpediatrica
V
clinical statistics book
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1
Views
3,887
viwel
D
Help me
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1
Views
2,377
gatormka
G
HIV-Testing in the desert
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1
Views
3,228
giordano
V
Random Effects Regression vs. Fixed Effects Regression
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6
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35,871
Veronica
J
Equal Odds
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1
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3,346
TheAnalysisFactor
G
Is it ok to average ranks?
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0
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3,131
gemko
S
Help decide whether I used the right tests
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2
Views
3,481
somnum
P
One for the pros: conditional logistic regression discrepancy
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8
Views
8,945
pisti
V
omnibus test
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4
Views
31,266
viwel
J
What do YOU mean by "statistically significant"?
2
Replies
25
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14,723
jawon
S
Help! Data layout and which test?
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3
Views
3,794
TheAnalysisFactor
R
Logistic regression with continuous variables
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4
Views
12,020
rbody
P
Plotting PPV vs. NPV, why?
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0
Views
4,991
pufftissue
T
More Repeated Measures Problems!
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2
Views
4,329
fasteddie
B
biostatistical problem--birds and patch size
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5
Views
3,562
TheAnalysisFactor
B
Calculating sensitivity and specificity of a *battery* of tests
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3
Views
7,183
leo nidas
D
diagnostic testing
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1
Views
3,287
leo nidas
M
Clinical Study and Biostatistics
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2
Views
3,055
mnasi
W
Repeated measures with censoring
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2
Views
3,033
wayne
E
likelihood ratio for censored data
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1
Views
4,268
vinux
H
stats for following nominal variables over time??
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1
Views
2,942
jamesmartinn
S
Not sure which test to use...
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0
Views
2,563
Stuck
D
unsure about response
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1
Views
3,603
Mean Joe
J
I Need help with median and variance...
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1
Views
2,656
Js1&OnLY
J
Odds ratio
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0
Views
3,678
JonasPerssonSthlm
R
Which test to use for correlation between groups using ordinal values?
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0
Views
4,169
rlammers
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