A comprehensive review of observational pertussis vaccine effectiveness (VE) studies is
needed to update gaps from previous reviews. We conducted a systematic review of VE and …

We conducted a systematic review to describe the frequency of mild, atypical, and
asymptomatic infection among household contacts of pertussis cases and to explore the …

A study was conducted to assess the degree of pertussis underreporting in Italy. An analysis
was performed to compare the frequency of pertussis infections estimated using …

Pertussis is a highly infectious respiratory disease caused by Bordetella pertussis. Infants
and young children are particularly at risk of severe and life-threatening disease. Infectious …

Introduction The re-emergence of pertussis has occurred in the past two decades in
developed countries. The highest morbidity and mortality is seen among infants. Vaccination …

Significant recent changes in Australian pertussis immunisation policy include the
progressive introduction of funded pertussis immunisation programs for pregnant women …

Burden of disease analyses can quantify the relative impact of different exposures on
population health outcomes. Gastroenteritis where the causative pathogen was not …

Background Resurgences of pertussis have occurred in several high-income countries,
often linked to waning of immunity from acellular pertussis vaccines. The degree of waning …

Background Pertussis is still frequently reported in Canada. In Alberta, pertussis incidence
ranged from 1.8 to 20.5 cases per 100,000 persons for 2004–2015. Most cases occurred in …

Background Vaccine effectiveness (VE) studies provide essential evidence on waning
vaccine-derived immunity, a major threat to pertussis control. We evaluated how study …