Ph.D. Statistician, Epidemiologist, SAS Certified

Ciampitti Sophia

SAS Certified

I received my Ph.D. in Epidemiology from the University of Michigan, and I am also an SAS Programmer. I am currently a Lead Data Analyst in Medical School. I have a strong background in biostatistics/epidemiology and 17 years of experience using various software packages to analyse large epidemiological, clinical, genetic, and National Inpatient Sample data sets (SAS, SPSS, R and R studio program).

 

I am well-versed in statistical models and have devised various analysis strategies for various studies and meta-analyses.

 

Statistical methods used in my research projects include:

 

  • Poisson Regression Model
  • GEE (Generalized Estimating Equations)
  • Propensity Score Matching (PSM)
  • ROC curve, ANOVA, T-test, Nonparametric Statistics (Kruskal-Wallis test and Wilcoxon
  • Signed Rank Test), Cohen’s alpha, Pearson’s Correlation Coefficients, Chi-squared test.
  • CMS-HCC Risk Adjustment Model (HCC, RxHCC, ESRD)
  • Multilevel Logistic Regression Models, and Ordinal Logistic/Logistic Regression Models
  • Linear Mixed Models and Linear Regression Models
  • Survival Models, Cox Proportional Hazards model, Accelerated Failure Time Modeling,
  • Kaplan-Meier Plot)
  • Data analysis with weighted data in the survey sample.
  • Power Analysis

 

In addition, I have previously performed statistical analyses on large longitudinal national data sets:

 

  • Health Retirement Research
  • National Health and Nutrition Examination Survey (NHANES) (NHANES)
  • Healthcare Cost and Utilization Project (HCUP) and National Inpatient Sample (NIS)))
  • CMS-HCC Risk Adjustment Model (D) (HCC, RxHCC, ESRD)
  • Meta-analysis to efficiently analyse a large database (Genome-Wide Association Studies).

 

As a data scientist, I am passionate about data analysis and problem solving.

 

 

Portfolio

Skill

Data Science Linear Regression Data Visualization Quantitative Analysis Analytics Logistic Regression Big Data Biostatistics Statistical Analysis Epidemiology Healthcare & Medical Public Health

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