Publications by Yayi Zhao
MCC HDR 2023
Moffitt Cancer Center Health Disparity Retreat 2023 Poster # Prevalence of factors serving as common cancer clinical trial eligibility criteriaby race and ethnicity Yayi Zhao, MA, MS1; Rossybelle P. Amorrortu, MPH1; Lindsay N. Fuzzell, PhD2; Rachel Howard, PhD3; Kedar S. Kirtane, MD4;Susan T. Vadaparampil, PhD2,5;Dana E. Rollison, PhD1 1Dep...
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Paper summary 2
Introduction Improvement in RCT generalizability is important for real-world population. Common methods of generalize trial results to population, such as propensity methods, require individual population data which are hard obtain due to cost, time, and data protection. Methods are needed to be able to assess generalizability and to generalize tri...
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MLE for logistic regression example
1 Using simulated data 1.1 Individually randomly sampled rm(list = ls()) library(maxLik) library(tidyverse) xvec1 <- rbinom(5000, 1, 0.3) xvec2 <- rbinom(5000, 1, 0.7) yvec <- rbinom(5000, 1, 0.1) data2 <- tibble(Y = yvec, X1 = xvec1, X2 = xvec2) 1.2 estimates using glm as benchmark logit = glm(yvec ~ -1 + xvec1 + xvec2, ...
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Exploratory analysis on SEER Incidence Data
1 Data source The data used in this analysis were obtained from the SEER database (Incidence - SEER Research Plus Limited-Field Data, 22 Registries, Nov 2021 Sub (2000-2019)). The data were pulled using the Case Listing Session, with the following variables: Age recode with <1 year olds Sex Year of diagnosis Race recode (W, B, AI, API) Origin r...
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AACR_2023_Yayi
AACR Annual Meeting 2023 Poster # 5538 Session # 29 Prevalence of factors serving as common cancer clinical trial eligibility criteria by race and ethnicity Yayi Zhao, MA, MS1; Rossybelle P. Amorrortu, MPH1; Rachel Howard, PhD2; Kedar S. Kirtane, MD3; Susan T. Vadaparampil, PhD4,5; Dana E. Rollison, PhD1 1Department of Cancer Epidemiology,...
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Paper summary 1
Introduction Purpose of the study To understand safety and efficacy associated with novel cancer therapies by: comparing adequate reporting between premarketing and postmarketing studies, and characterizing representation in the FDA-approved studies by comparing with cancer population. Methods Overall methods Cross-sectional Novel cancer therape...
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Paper presentation II
2023-03-28 Background The disease A mental disorder is a syndrome characterized by clinically significant disturbance in an individual’s cognition, emotion regulation, or behavior that reflects a dysfunction in the psychological, biological, or developmental processes underlying mental functioning. Diagnostic and Statistical Manual of Mental Dis...
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Paper presentation
2023-02-23 Background Transition to adulthood Transition to adulthood can be measured in multiple domains, such as: residence, finance, school, employment, romance, and parenting. How much responsibility and independence in each of the six domains can reflect a young youth’s experience in transitioning to adulthood. However, the transition is no...
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Some random stats questions for lao jiang
1 Basic concepts in Stats 1.1 Sample, population, inferential statistics What is a sample? What is a population? (Think about sample mean and population mean) What is inferential statistics? (Try to connect sample to population) 1.2 Data type and distribution What are the common types of data? How will you describe a continuous variable, a...
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A personal summary of R code for data analysis
1 Overall description The following code/output/plots were served as examples of specific/general R functions/operations that I found helpful in analyzing data with R. 2 Pseudo Data A pseudo dataset was created to illustrate functions/codes. The data was created using random sampling completely, and the topic of the data is mimicking a class of ...
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