Protection of medical and paramedical university students in Lebanon against measles, mumps, rubella and varicella: Active measures are needed

Summary: Objective: In many countries, universities require students to either show a physician-certified proof of immunity or to get vaccinated against measles, mumps, rubella and varicella, prior to their registration in medical and paramedical majors. The objective of this study was to evaluate t...

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Main Authors: Soulaima Chamat, Pascale Salameh, Nabil Haddad, Atika Berry, Philippe Chedid, Hasnaa Bouharoun-Tayoun
Format: Article
Language:English
Published: Elsevier 2011-08-01
Series:Journal of Infection and Public Health
Online Access:http://www.sciencedirect.com/science/article/pii/S1876034111000190
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author Soulaima Chamat
Pascale Salameh
Nabil Haddad
Atika Berry
Philippe Chedid
Hasnaa Bouharoun-Tayoun
author_facet Soulaima Chamat
Pascale Salameh
Nabil Haddad
Atika Berry
Philippe Chedid
Hasnaa Bouharoun-Tayoun
author_sort Soulaima Chamat
collection DOAJ
description Summary: Objective: In many countries, universities require students to either show a physician-certified proof of immunity or to get vaccinated against measles, mumps, rubella and varicella, prior to their registration in medical and paramedical majors. The objective of this study was to evaluate the need to implement this policy in Lebanon. Design: A cross-sectional study was performed on students of the Lebanese University (LU), faculties of Medicine, Dentistry, Pharmacy and Public Health. Methods: The serological immunity status was assessed by determining specific antibody titer and the disease and vaccination history of 502 students was collected. Based on percentages of susceptibility, a cost-effectiveness analysis was performed to compare systematic vaccination without prior serological testing with selective vaccination of seronegative students. Results: Percentages of individuals with serologically confirmed immunity against varicella, measles, rubella and mumps were 93%, 86%, 88% and 75% respectively, and 42% of the students were susceptible to at least one of the pathogens covered by the MMR vaccine. Compilation of 186 vaccination records indicated that only 19 students (10%) had been adequately vaccinated. Moreover, among those, 7 students (37%) were still unprotected against at least one virus. Systematic vaccination against MMR was found to be 4–5 times less expensive than selective vaccination, while selective vaccination of seronegative individuals was more cost-efficient for varicella. Conclusion: Since, in this population, very few individuals were able to present a proof of adequate vaccination, it is recommended to systematically vaccinate healthcare students in Lebanon against MMR. For varicella, selective vaccination after serological testing should be performed. Keywords: Measles, Mumps, Rubella, Varicella, Healthcare workers
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spelling doaj.art-aa3d6809de2a42adab932b04a943ab052022-12-21T18:18:32ZengElsevierJournal of Infection and Public Health1876-03412011-08-0143125134Protection of medical and paramedical university students in Lebanon against measles, mumps, rubella and varicella: Active measures are neededSoulaima Chamat0Pascale Salameh1Nabil Haddad2Atika Berry3Philippe Chedid4Hasnaa Bouharoun-Tayoun5Laboratory of Immunology, Faculty of Public Health, Lebanese University, Fanar, Lebanon; Faculty of Medicine, Lebanese University, Hadath, Lebanon; Corresponding author at: Laboratory of Immunology, Faculty of Public Health, Street 37, Fanar El Metn, Lebanon. Tel.: +961 1 686351x149; fax: +961 1 686338.Laboratory of Immunology, Faculty of Public Health, Lebanese University, Fanar, Lebanon; Faculty of Pharmacy, Lebanese University, Hadath, LebanonLaboratory of Immunology, Faculty of Public Health, Lebanese University, Fanar, LebanonDepartment of Preventive Medicine, Ministry of Public Health, Beirut, LebanonFaculty of Medicine, Lebanese University, Hadath, LebanonLaboratory of Immunology, Faculty of Public Health, Lebanese University, Fanar, LebanonSummary: Objective: In many countries, universities require students to either show a physician-certified proof of immunity or to get vaccinated against measles, mumps, rubella and varicella, prior to their registration in medical and paramedical majors. The objective of this study was to evaluate the need to implement this policy in Lebanon. Design: A cross-sectional study was performed on students of the Lebanese University (LU), faculties of Medicine, Dentistry, Pharmacy and Public Health. Methods: The serological immunity status was assessed by determining specific antibody titer and the disease and vaccination history of 502 students was collected. Based on percentages of susceptibility, a cost-effectiveness analysis was performed to compare systematic vaccination without prior serological testing with selective vaccination of seronegative students. Results: Percentages of individuals with serologically confirmed immunity against varicella, measles, rubella and mumps were 93%, 86%, 88% and 75% respectively, and 42% of the students were susceptible to at least one of the pathogens covered by the MMR vaccine. Compilation of 186 vaccination records indicated that only 19 students (10%) had been adequately vaccinated. Moreover, among those, 7 students (37%) were still unprotected against at least one virus. Systematic vaccination against MMR was found to be 4–5 times less expensive than selective vaccination, while selective vaccination of seronegative individuals was more cost-efficient for varicella. Conclusion: Since, in this population, very few individuals were able to present a proof of adequate vaccination, it is recommended to systematically vaccinate healthcare students in Lebanon against MMR. For varicella, selective vaccination after serological testing should be performed. Keywords: Measles, Mumps, Rubella, Varicella, Healthcare workershttp://www.sciencedirect.com/science/article/pii/S1876034111000190
spellingShingle Soulaima Chamat
Pascale Salameh
Nabil Haddad
Atika Berry
Philippe Chedid
Hasnaa Bouharoun-Tayoun
Protection of medical and paramedical university students in Lebanon against measles, mumps, rubella and varicella: Active measures are needed
Journal of Infection and Public Health
title Protection of medical and paramedical university students in Lebanon against measles, mumps, rubella and varicella: Active measures are needed
title_full Protection of medical and paramedical university students in Lebanon against measles, mumps, rubella and varicella: Active measures are needed
title_fullStr Protection of medical and paramedical university students in Lebanon against measles, mumps, rubella and varicella: Active measures are needed
title_full_unstemmed Protection of medical and paramedical university students in Lebanon against measles, mumps, rubella and varicella: Active measures are needed
title_short Protection of medical and paramedical university students in Lebanon against measles, mumps, rubella and varicella: Active measures are needed
title_sort protection of medical and paramedical university students in lebanon against measles mumps rubella and varicella active measures are needed
url http://www.sciencedirect.com/science/article/pii/S1876034111000190
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