Impact of vaccinating pregnant women against pertussis on hospitalizations of children under one year of age in a tertiary hospital in Catalonia

The effect of maternal pertussis vaccination on the epidemiology of pertussis in Spain

“…Recent studies in Spain, included the studies published in this issue of EIMC 15 , 16 show a high impact of maternal pertussis vaccination in the hospitalization rate due to pertussis among infants. The article of Botia et al 15 shows an important reduction of risk of hospitalisation in children aged <2 months and the study of Leon-Morillo et al 16 suggests a reduction of cases and severity of pertussis in children aged <6 months.…”

“…Recent studies in Spain, included the studies published in this issue of EIMC 15 , 16 show a high impact of maternal pertussis vaccination in the hospitalization rate due to pertussis among infants. The article of Botia et al 15 shows an important reduction of risk of hospitalisation in children aged <2 months and the study of Leon-Morillo et al 16 suggests a reduction of cases and severity of pertussis in children aged <6 months. The national rate of hospitalization among infants younger than 3 months dropped dramatically and consistently along the post-vaccination period (2016-2019): in 2019, the hospitalization rate (161 per 100,000 population) was more than five times lower than the hospitalization rate (880 per 100,000) reached in 2015.…”

The effect of maternal pertussis vaccination on the epidemiology of pertussis in Spain

“…Recent studies in Spain, included the studies published in this issue of EIMC 15 , 16 show a high impact of maternal pertussis vaccination in the hospitalization rate due to pertussis among infants. The article of Botia et al 15 shows an important reduction of risk of hospitalisation in children aged <2 months and the study of Leon-Morillo et al 16 suggests a reduction of cases and severity of pertussis in children aged <6 months.…”

“…Recent studies in Spain, included the studies published in this issue of EIMC 15 , 16 show a high impact of maternal pertussis vaccination in the hospitalization rate due to pertussis among infants. The article of Botia et al 15 shows an important reduction of risk of hospitalisation in children aged <2 months and the study of Leon-Morillo et al 16 suggests a reduction of cases and severity of pertussis in children aged <6 months. The national rate of hospitalization among infants younger than 3 months dropped dramatically and consistently along the post-vaccination period (2016-2019): in 2019, the hospitalization rate (161 per 100,000 population) was more than five times lower than the hospitalization rate (880 per 100,000) reached in 2015.…”