A comparison of techniques for assessing central tendency in left-censored data using PCB and p,p′DDE contaminant concentrations from Michigan's Bald Eagle Biosentinel Program

Chemosphere

Volumn 80, Issue 1, 2010, Pages 7-12

  Leith, Katherine F ^a   Bowerman, William W ^a   Wierda, Michael R ^a   Best, Dave A ^b   Grubb, Teryl G ^c   Sikarske, James G ^d  

^a CLEMSON UNIVERSITY   (United States)

^b Department of Anthropology   (United States)

^c ROCKY MOUNTAIN RESEARCH STATION   (United States)

^d MICHIGAN STATE UNIVERSITY   (United States)

Author keywords

Kaplan Meier; Multiple imputation; Non detect; Outliers; Substitution

Indexed keywords

ATMOSPHERIC CHEMISTRY; CHEMISTRY; SUBSTITUTION REACTIONS;

ANALYTICAL TREATMENT; CONTAMINANT CONCENTRATIONS; KAPLAN-MEIER; LOG-NORMAL DISTRIBUTION; MULTIPLE IMPUTATION; NON-DETECT; OUTLIERS; SUBSTITUTION METHOD;

POLYCHLORINATED BIPHENYLS;

1,1 DICHLORO 2,2 BIS(4 CHLOROPHENYL)ETHYLENE; POLYCHLORINATED BIPHENYL;

DATA SET; DDE; DETECTION METHOD; ENVIRONMENTAL ASSESSMENT; ENVIRONMENTAL FATE; ERROR ANALYSIS; NUMERICAL METHOD; PCB; STATISTICAL ANALYSIS;

ARTICLE; CALCULATION; CENTRAL TENDENCY BIAS; CONCENTRATION (PARAMETERS); CONTAMINATION; CONTROLLED STUDY; DATA ANALYSIS; ENVIRONMENTAL MONITORING; ERROR; INTERMETHOD COMPARISON; KAPLAN MEIER METHOD; RESEARCH; SAMPLE SIZE; STATISTICAL ANALYSIS; UNITED STATES;

HALIAEETUS LEUCOCEPHALUS;

EID: 77952670722     PISSN: 00456535     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.chemosphere.2010.03.056     Document Type: Article

References (15)

1. Antweiler R.C., Taylor H.E. Evaluation of statistical treatments of left-censored environmental data using coincident uncensored data sets: I. Summary statistics. Environmental Science and Technology 2008, 42:3732-3738.
2. Baccarelli A., Pfeiffer R., Consonni D., Pesatori A.C., Bonzini M., Patterson D.G., Bertazzi P.A., Landi M.T. Handling of dioxin measurement data in the presence of non-detectable values: overview of available methods and their application in the Seveso chloracne study. Chemosphere 2005, 60:898-906.
3. Bowerman, W.W., 1993. Regulation of Bald Eagle (Haliaeetus leucocephalus) Productivity in the Great Lakes Basin: An Ecological and Toxicological Approach. Department of Fisheries and Wildlife, Institute for Environmental Toxicology, and Ecology and Evolutionary Biology Program, Michigan State University, East Lansing, MI, p. 291.
4. Eastoe E.F., Halsall C.J., Heffernan J.E., Hung H. A statistical comparison of survival and replacement analyses for the use of censored data in a contaminant air database: a case study from the Canadian Arctic. Atmospheric Environment 2006, 40:6528-6540.
5. Helsel D.R. More than obvious: better methods for interpreting nondetect data. Environmental Science and Technology 2005, 39:419A-423A.
6. Helsel D.R. Nondetects and Data Analysis: Statistics for Censored Environmental Data 2005, John Wiley and Sons, Inc., Hoboken.
7. Helsel D.R. Fabricating data: how substituting values for nondetects can ruin results, and what can be done about it. Chemosphere 2006, 65:2434-2439.
8. Jain R.B., Caudill S.P., Wang R.Y., Monsell E. Evaluation of maximum likelihood procedures to estimate left censored observations. Analytical Chemistry 2008, 80:1124-1132.
9. Krishnamoorthy K., Mallick A., Mathew T. Model-based imputation approach for data analysis in the presence of non-detects. Annals of Occupational Hygiene 2009, 53:249-263.
10. Liu S., Lu J.-C., Kolpin D.W., Meeker W.Q. Analysis of environmental data with censored observations. Environmental Science and Technology 1997, 31:3358-3362.
11. MDEQ, 1997. A Strategic Environmental Quality Monitoring Program for Michigan's Surface Waters. MI/DEQ/SWQ-96/152. Michigan Department of Environmental Quality, Lansing, Michigan.
12. Needham L.L., Naiman D.Q., Patterson D.G., LaKind J.S. Assigning concentration values for dioxin and furan congeners in human serum when measurements are below limits of detection: an observational approach. Chemosphere 2007, 67:439-447.
13. SAS Institute Inc., 2000-2004. SAS 9.1.2 Help and Documentation. SAS Institute Inc., Cary, NC.
14. Singh A., Nocerino J. Robust estimation of mean and variance using environmental data sets with below detection limit observations. Chemometrics and Intelligent Laboratory Systems 2002, 60:69-86.
15. Wierda, M.R., 2009. Using Bald Eagles to Track Spatial and Temporal Trends of Contaminants in Michigan's Aquatic Systems. Department of Forestry and Natural Resources, Clemson University, Clemson, SC, p. 91.