Research Topics
| Mark NicasSummaryAffiliation: University of California Country: USA Publications
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Detail Information
Publications
Estimating benzene exposure at a solvent parts washerMark Nicas
School of Public Health, University of California, Berkeley, California 94720 7360, USA
J Occup Environ Hyg 3:284-91. 2006..Issues related to uncertainty in exposure estimates made by mathematical modeling are discussed...- An integrated model of infection risk in a health-care environmentMark Nicas
School of Public Health, University of California, Berkeley, 94720, USA
Risk Anal 26:1085-96. 2006..We also use the model to show that a biocidal finish on textile surfaces has the potential to substantially reduce infection risk via the hand-to-mucous-membrane exposure pathway... 
A study quantifying the hand-to-face contact rate and its potential application to predicting respiratory tract infectionMark Nicas
School of Public Health, University of California, Berkeley, Berkeley, California 94720, USA
J Occup Environ Hyg 5:347-52. 2008..The estimation of infection risk due to this dose also is discussed. A hypothetical but plausible example involving influenza A virus transmission is presented to illustrate the model...- Predicting benzene vapor concentrations with a near field/far field modelMark Nicas
School of Public Health, University of California, Berkeley, California 94720 7360, USA
J Occup Environ Hyg 5:599-608. 2008..Other statistical tests showed no significant differences between measured and predicted values. In addition, most predicted concentrations fell within an approximate range of one-half to twofold the respective measured concentrations... - Relative contributions of four exposure pathways to influenza infection riskMark Nicas
Environmental Health Sciences Division, Room 50, University Hall, School of PublicHealth, University of California, Berkeley, Berkeley, CA 94720 7360, USA
Risk Anal 29:1292-303. 2009.... - Evaluation of COSHH Essentials for vapor degreasing and bag filling operationsRachael M Jones
School of Public Health, University of California, Berkeley, CA 94720 7360, USA
Ann Occup Hyg 50:137-47. 2006.... - Toward understanding the risk of secondary airborne infection: emission of respirable pathogensMark Nicas
School of Public Health, University of California, Berkeley, Berkeley, California 94720, USA
J Occup Environ Hyg 2:143-54. 2005.... - Variability in respiratory protection and the assigned protection factorMark Nicas
Center for Occupational and Environmental Health, School of Public Health, University of California, Berkeley, California 94720, USA
J Occup Environ Hyg 1:99-109. 2004..4 to 250, with 5/7 studies yielding an APF </= 5.3. Given these results and related considerations, we recommend that the current half-mask APF be reduced from 10 to 5... - Worker exposure to volatile organic compounds in the vehicle repair industryMichael P Wilson
School of Public Health, University of California Berkeley, Berkeley, California 94720 7360, USA
J Occup Environ Hyg 4:301-10. 2007..Further evaluation of exposures to VOCs is needed in this industry, along with information on effective alternatives to aerosol solvent products... - Characterizing the risk of infection from Mycobacterium tuberculosis in commercial passenger aircraft using quantitative microbial risk assessmentRachael M Jones
School of Public Health, University of California, Berkeley, CA, USA
Risk Anal 29:355-65. 2009..2 cases or more under these scenarios. Use of respiratory protection by the infectious source and/or susceptible passengers reduced infection incidence up to one order of magnitude... - A risk analysis approach to selecting respiratory protection against airborne pathogens used for bioterrorismMark Nicas
Center for Occupational and Environmental Health, School of Public Health, Room 140 Warren Hall, University of California, Berkeley, CA 94720 7360, USA
AIHA J (Fairfax, Va) 64:95-101. 2003..Further, risk analysis informs the expert judgment that must typically be applied in selecting respiratory protection against airborne pathogens... - Computer implementation of mathematical exposure modelingMark Nicas
Center for Occupational and Environmental Health, School of Public Health, University of California, Berkeley, California 94720-7360, USA
Appl Occup Environ Hyg 18:566-71. 2003 - Estimating methyl bromide exposure due to offgassing from fumigated commoditiesMark Nicas
School of Public Health, University of California, Berkeley, California, USA
Appl Occup Environ Hyg 18:200-10. 2003..By using the latter data as inputs for validated models, public health scientists could estimate the distribution of MB exposure levels across the commodity processing industry... - Margins of safety provided by COSHH Essentials and the ILO Chemical Control ToolkitRachael M Jones
School of Public Health, University of California, Berkeley, CA 94720 7360, USA
Ann Occup Hyg 50:149-56. 2006..Further, given the small margins observed, we feel it is important that revisions of these systems provide the exposure bands to users, so as to permit evaluation of control technology capture efficiency... - Uncertainty in exposure estimates made by modeling versus monitoringMark Nicas
Center for Occupational and Environmental Health, School of Public Health, University of California, Berkeley, CA 94720, USA
AIHA J (Fairfax, Va) 63:275-83. 2002..3... - Using a spreadsheet to compute contaminant exposure concentrations given a variable emission rateMark Nicas
Center for Occupational and Environmental Health, School of Public Health, University of California, Berkeley, CA 94720-7360, USA
AIHA J (Fairfax, Va) 64:368-75. 2003..The article describes how the numerical method is implemented by a computer spreadsheet program, and illustrates the method using a sinusoidal contaminant emission rate function... - A risk analysis for airborne pathogens with low infectious doses: application to respirator selection against Coccidioides immitis sporesMark Nicas
Center for Occupational and Environmental Health, School of Public Health, University of California, Berkeley, CA 94720, USA
Risk Anal 22:1153-63. 2002.... - Respiratory protection against Mycobacterium tuberculosis: quantitative fit test outcomes for five type N95 filtering-facepiece respiratorsKiyoung Lee
Department of Epidemiology and Preventive Medicine, University of California, One Shields Avenue, Davis, CA 95616, USA
J Occup Environ Hyg 1:22-8. 2004..In any event, program managers can initially select candidate respirators by comparing quantitative fit tests for a representative sample of their employee population... - Organophosphorous pesticide breakdown products in house dust and children's urineLesliam Quirós-Alcalá
Center for Environmental Research and Children s Health, School of Public Health, University of California, Berkeley, California 94704, USA
J Expo Sci Environ Epidemiol 22:559-68. 2012.... - Non-invasive measurement of carbon monoxide burden in Guatemalan children and adults following wood-fired temazcal (sauna-bath) useNick Lam
Environmental Health Sciences, School of Public Health, University of California, Berkeley, California, USA
J Environ Monit 13:2172-81. 2011.... - Reduction of respirable silica following the introduction of water spray applications in Indian stone crusher millsPerry Gottesfeld
Occupational Knowledge International, San Francisco, CA 94104, USA
Int J Occup Environ Health 14:94-103. 2008..Widespread adoption of this simple control technology by stone crushers in India could have a positive public health impact... - Predicting room vapor concentrations due to spills of organic solventsCharles B Keil
Environmental Health Program, College of Health and Human Services, Bowling Green State University, Bowling Green, OH 43043, USA
AIHA J (Fairfax, Va) 64:445-54. 2003..The predicted near field concentrations showed a poor fit to the measured values based on the ANSI criteria, although overall they did capture the observed time profile... - Respiratory protection and severe acute respiratory syndromeMark Nicas
J Occup Environ Med 46:195-7. 2004 - Pesticide illness among flight attendants due to aircraft disinsectionPatrice M Sutton
Public Health Institute, Oakland, California, USA
Am J Ind Med 50:345-56. 2007..Over a 1-year period, California's tracking system received 17 reports of illness involving flight attendants exposed to pesticides following disinsection...