Publications – Center for Communicable Disease Dynamics

Anticipating Racial/Ethnic Mortality Displacement From COVID-19.

Author(s): Kissler SM, Grad YHJournal: Am J EpidemiolPMID: 35452084 April 2022

Identifying and alleviating bias due to differential depletion of susceptible people in post-marketing evaluations of COVID-19 vaccines.

Author(s): Kahn R, Schrag SJ, Verani JR, Lipsitch MJournal: Am J EpidemiolPMID: 35081612 January 2022

Recent studies have provided key information about SARS-CoV-2 vaccines' efficacy and effectiveness (VE). One important question that remains is whether…

Snowball Sampling Study Design for Serosurveys Early in Disease Outbreaks.

Author(s): Kennedy-Shaffer L, Qiu X, Hanage WPJournal: Am J EpidemiolPMID: 33831177 April 2021

Serological surveys can provide evidence of cases that were not previously detected, depict the spectrum of disease severity, and estimate…

Potential Biases Arising from Epidemic Dynamics in Observational Seroprotection Studies.

Author(s): Kahn R, Kennedy-Shaffer L, Grad YH, Robins JM, Lipsitch MJournal: Am J EpidemiolPMID: 32870977 September 2020

The extent and duration of immunity following SARS-CoV-2 infection are critical outstanding questions about the epidemiology of this novel virus,…

Statistical Properties of Stepped Wedge Cluster-Randomized Trials in Infectious Disease Outbreaks.

Author(s): Kennedy-Shaffer L, Lipsitch MJournal: Am J EpidemiolPMID: 32648891 July 2020

Randomized controlled trials are crucial for the evaluation of interventions such as vaccinations, but the design and analysis of these…

Accounting for unobserved and differential susceptible time at risk in retrospective studies: response to Dean (2019).

Author(s): Lewnard JA, Tedijanto C, Cowling BJ, Lipsitch MJournal: Am J EpidemiolPMID: 30689694 February 2019

Measurement of Vaccine Direct Effects Under the Test-Negative Design.

Author(s): Lewnard JA, Tedijanto C, Cowling BJ, Lipsitch MJournal: Am J EpidemiolPMID: 30099505 December 2018

Test-negative designs are commonplace in assessments of influenza vaccination effectiveness, estimating this value from the exposure odds ratio of vaccination…

Analyzing Vaccine Trials in Epidemics with Mild and Asymptomatic Infection.

Author(s): Kahn R, Hitchings M, Wang R, Bellan S, Lipsitch MJournal: Am J EpidemiolPMID: 30329134 October 2018

Vaccine efficacy against susceptibility to infection (VES), regardless of symptoms, is an important endpoint of vaccine trials for pathogens with…

Competing Effects Of Indirect Protection And Clustering On The Power Of Cluster-Randomized Controlled Vaccine Trials.

Author(s): Hitchings MDT, Lipsitch M, Wang R, Bellan SEJournal: Am J EpidemiolPMID: 29522080 March 2018

Shared Genomic Variants: Identification of Transmission Routes Using Pathogen Deep-Sequence Data.

Author(s): Worby CJ, Lipsitch M, Hanage WPJournal: Am J EpidemiolPMID: 29149252 November 2017

Sequencing pathogen samples during a communicable disease outbreak is becoming an increasingly common procedure in epidemiologic investigations. Identifying who infected…