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Neurological symptoms among printing workers exposed to organic solvents in Hong Kong.

Lee Nga Lan. / Thesis submitted in: June 1997. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1998. / Includes bibliographical references. / Abstract also in Chinese. / Abstract --- p.i / Acknowledgment --- p.iii / Table of contents --- p.iv / List of tables --- p.viii / List of figures --- p.x / Glossary of abbreviations --- p.xi / Chapter CHAPTER 1. --- INTRODUCTION --- p.1 / Chapter CHAPTER 2. --- BACKGROUND --- p.3 / Chapter 2.1 --- OUTBREAKS OF SOLVENT INDUCED NEUROPATHY IN MAN --- p.3 / Chapter 2.2 --- WORLD-WIDE INVESTIGATIONS ON ORGANIC SOLVENTS HAZARDS --- p.5 / Chapter 2.3 --- HEALTH EEFECTS OF ORGANIC SOLVENTS --- p.8 / Chapter 2.3.1 --- Effects on the Nervous System --- p.9 / Chapter (a) --- Peripheral Nervous System / Chapter (b) --- Central Nervous System / Chapter 2.3.2 --- Other Effects --- p.13 / Chapter 2.4 --- METHODOLOGICAL ISSUES IN THE INVESTIGATION OF SOLVENT NEUROTOXICITY --- p.14 / Chapter 2.4.1 --- Study Design --- p.15 / Chapter 2.4.2 --- Exposure Measurements --- p.17 / Chapter 2.4.3 --- Outcome Effects Measurements --- p.18 / Chapter 2.5 --- UNSOLVED PROBLEMS IN THE STUDY OF SOLVENT NEUROTOXICITY --- p.20 / Chapter 2.6 --- ORGANIC SOLVENTS IN THE PRINTING INDUSTRY --- p.21 / Chapter 2.7 --- PRINTING METHODS --- p.25 / Chapter 2.8 --- OFFSET LITHOGRAPHY --- p.27 / Chapter 2.8.1 --- Principles of Offset Lithography --- p.28 / Chapter 2.8.2 --- Image Carriers for Offset Lithography --- p.29 / Chapter 2.8.3 --- Lithographic Presses --- p.32 / Chapter 2.8.4 --- Printing Process --- p.34 / Chapter CHAPTER 3. --- STUDY OBJECTIVES AND METHODS --- p.37 / Chapter 3.1 --- OBJECTIVES --- p.37 / Chapter 3.2 --- METHODS --- p.38 / Chapter 3.2.1 --- Study Population --- p.38 / Chapter 3.2.2 --- Visits --- p.41 / Chapter 3.2.3 --- Workers' Health Assessment --- p.42 / Chapter 3.2.4 --- Air Sampling --- p.44 / Chapter 3.2.5 --- Definition of Exposures --- p.48 / Chapter 3.3 --- DATA ANALYSIS --- p.49 / Chapter CHAPTER 4. --- RESULTS --- p.51 / Chapter 4.1 --- RESPONSE RATE --- p.51 / Chapter 4.2 --- CHARACTERISTICS OF THE STUDY POPULATION --- p.53 / Chapter 4.2.1 --- Printing Companies --- p.53 / Chapter 4.2.2 --- Study Subjects --- p.56 / Chapter 4.3 --- HEALTH PROBLEMS OF STUDY SUBJECTS --- p.60 / Chapter 4.3.1 --- Sick Leave --- p.60 / Chapter 4.3.2 --- Prevalence of Subjective Symptoms --- p.61 / Chapter 4.3.3 --- Mean Number of Symptoms --- p.64 / Chapter 4.4 --- AIR SAMPLING RESULTS --- p.66 / Chapter 4.4.1 --- Mean Concentration Levels of Solvents --- p.71 / Chapter 4.4.2 --- Mean Concentration Levels of Solvents by Printing Plants --- p.73 / Chapter 4.4.3 --- Mean Concentration Levels of Solvents by Locations --- p.75 / Chapter 4.5 --- EXPOSURE-RESPONSE RELATIONSHIPS BETWEEN ORGANIC SOLVENTS AND SYMPTOMS --- p.77 / Chapter 4.6 --- RISK FACTORS FOR SUBJECTIVE SYMPTOMS --- p.85 / Chapter CHAPTER 5. --- DISCUSSIONS --- p.90 / Chapter 5.1 --- RESPONSE RATE --- p.90 / Chapter 5.2 --- SOURCES OF BIAS --- p.91 / Chapter 5.3 --- STUDY SUBJECTS --- p.92 / Chapter 5.4 --- SOLVENT EXPOSURES --- p.93 / Chapter 5.4.1 --- Occupational Hygiene --- p.93 / Chapter 5.4.2 --- Exposure Classification --- p.95 / Chapter 5.4.3 --- Chemical Interaction --- p.98 / Chapter 5.5 --- HEALTH PROBLEMS --- p.99 / Chapter CHAPTER 6. --- CONCLUSION --- p.103 / REFERENCES --- p.105 / APPENDICES --- p.120 / Appendices A1 to A9: Newspaper reports on polyneuropathy induced by organic solvents in a Hong Kong printing factory --- p.120 / Appendix B: Telephone follow up form --- p.129 / Appendix C: Letter to the printing factory employer --- p.130 / Appendix D: Subjective symptom questionnaire for solvent workers --- p.131 / Appendix E: Questionnaire for exposed group workers --- p.132 / Appendix F: Questionnaire for non-exposed group workers --- p.140 / Appendix G: NIOSH Sampling and Analytical Method 1400 --- p.145 / Appendix H: NIOSH Sampling and Analytical Method 1500 --- p.150 / "Appendix I: Chemical Analytical Method from Department of Hygiene, School of Public Health, Sun Yat Sen University of Medical Sciences" --- p.157 / Appendix J: Air Sampling Worksheet --- p.159 / BIBLIOGRAPHY --- p.162

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_322535
Date January 1998
ContributorsLee, Nga Lan., Chinese University of Hong Kong Graduate School. Division of Medical Sciences.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, xii, 162 leaves : ill. (some col.) ; 30 cm.
CoverageHong Kong, Hong Kong
RightsUse of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/)

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