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Epidemiology of Bordetella pertussis in San Luis Potosí, Mexico

Uciel R Ochoa-Perez1, Juan F Hernández-Sierra, Francisco J Escalante-Padrón

  • 1From the *Departamento de Microbiología; †Departamento de Epidemiología, Facultad de Medicina, Universidad Autónoma de San Luis Potosí; ‡Laboratorio Estatal de Salud Pública; and §Departamento de Vigilancia, Urgencias Epidemiológicas y Desastres, Servicios de Salud en el Estado de San Luis Potosí, San Luis Potosí, México.

The Pediatric Infectious Disease Journal
|November 14, 2013
PubMed

Insights

Pertussis, caused by Bordetella pertussis, is more common than previously thought in San Luis Potosí, Mexico. This study found a high infection rate and several deaths, indicating a significant public health impact.

Area of Science:

  • Epidemiology
  • Infectious Diseases
  • Microbiology

Background:

  • Pertussis, commonly known as whooping cough, remains a significant public health concern globally.
  • Estimates of pertussis incidence in San Luis Potosí, Mexico, may underestimate the true burden of disease.
  • Bordetella pertussis is the causative agent of pertussis.

Purpose of the Study:

  • To determine the incidence and impact of pertussis in San Luis Potosí, Mexico.
  • To identify the prevalence of Bordetella pertussis infection in patients with suspected pertussis.

Main Methods:

  • Analysis of data from 147 patients with suspected pertussis.
  • Detection of Bordetella pertussis using real-time polymerase chain reaction (PCR).
  • Calculation of infection incidence per 100,000 population.

Main Results:

  • Bordetella pertussis was detected in 59 (40.1%) of the analyzed cases.
  • The incidence of B. pertussis infection was calculated at 2.3 per 100,000 population.
  • Six deaths were recorded among the study patients.

Conclusions:

  • The impact of pertussis in San Luis Potosí is significantly underestimated by previous reports.
  • Real-time PCR is an effective method for diagnosing pertussis.
  • Pertussis surveillance and control measures in the region require re-evaluation.

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