Environmental Monitoring: Setting Alert and Action Limits Based on a Zero-Inflated Model

References

1. 1.↵
   1. Sutton S

   . The environmental monitoring program in a GMP environment. Journal of GXP 2010, 14 (3), 22–30.

   OpenUrl
2. 2.↵
   1. Wilson J. D

   . Setting alert/action limits for environmental monitoring programs. PDA J. Pharm. Sci. Technol. 2004, 58 (5), 254–260.

   OpenUrlAbstract/FREE Full Text
3. 3.↵
   1. Conover W. J

   . Practical Nonparametric Statistics, 3rd ed. Wiley: New York, 1999.
4. 4.↵
   1. Hoffman D

   . Negative binomial control limits for count data with extra-Poisson variation. Pharmaceutical Statistics 2004, 2 (2), 127–132.

   OpenUrl
5. 5.↵
   1. Christensen A.,
   2. Melgaard H.,
   3. Iwersen J

   . Environmental monitoring based on a hierarchical Posson-Gamma model. J. Qual. Technol. 2003, 35 (3), 275–285.

   OpenUrl
6. 6.↵
   1. Caputo R. A.,
   2. Huffman A

   . Environmental monitoring: data trending using a frequency model. PDA J. Pharm. Sci. Technol. 2004, 58 (5), 254–260.

   OpenUrlAbstract/FREE Full Text
7. 7.↵
   1. Erdman D.,
   2. Jackson L.,
   3. Sinko A

   . Zero-inflated Poisson and zero-inflated negative binomial models using the COUNTREG procedure. SAS Global Forum 2008, Paper 322.
8. 8.↵
   1. Lambert D

   . Zero-inflated Poisson regression models with an application to defects in manufacturing. Technometrics 1992, 34 (1), 1–14.

   OpenUrlCrossRefWeb of Science
9. 9.↵
   SAS Institute, Inc. SAS/STAT user's guide, Version 9. SAS Institute: Cary, NC, 2009.
10. 10.↵
    1. Long J. S

    . Regression Models for Categorical and Limited Dependent Variables. Sage Publications: Thousand Oaks, CA, 1997.
11. 11.↵
    1. Neelon B. H.,
    2. O'Malley J.,
    3. Normand S. T

    . A Bayesian model for repeated measures zero-inflated count data with application to outpatient psychiatric service use. Stat. Modelling 2010, 10 (4), 421–439.

    OpenUrlPubMed