英文摘要 5 INTRODUCTION 7-20 1． Introduction and Background of the Problem 7-18 2． Purpose of the Study 18 3． Rationale and Theoretical Framework 18-19 4． Instrument 19 5． Research design 19-20 PartI Occupational epidemiology of silicosis in Thailand 20-31 Section 1 Subjects and methodology 20-22 1．1．1 Workplaces 20 1．1．2 Subjects 20-21 1．1．3 Occupational exposures 21 1．1．4 Silicosis diagnosis 21 1．1．5 Statistics 21-22 Section 2 Results 22-28 1．2．1 The respirable dust concentration ofworkplaces 22 1．2．2 The silicosis and occupational exposure to silica 22-24 1．2．3 The incidence of silicosis in Thailand during1995 to 2001 24-25 1．2．4 The association between silicosis and the risk factors 25-28 Section 3 Discussion 28-30 Section 4 Summary 30-31 PartII Pulmonary tuberculosis association 31-46 Section 1 Subjects and methods 31-39 2．1．1 Workplaces 31 2．1．2 Subjects 31-32 2．1．3 Occupational exposures 32-33 2．1．4 Silicosisdiagnosis 33 2．1．5 Pulmonary tuberculosis diagnosis 33-39 2．1．6 Statistics 39 Section 2 Results 39-46 2．2．1 The incidence of pulmonary tuberculosis（PTB）in 2001 39-40 2．2．2 The incidence of pulmonary tuberculosis（PTB）in silicosis 40-42 2．2．3 The association betweenpulmonary tuberculosis（PTB）and therisk factors 42-44 Section 3 Discussion 44-45 Section 4 Summary 45-46 PartIII Tuberculosis immunity and silicosis in Thailand 46-59 Section 1 Subjects and methods 46-48 3．1．1 Subjects 46 3．1．2 Tuberculosis immunity detection 46-47 3．1．3 Statistics 47-48 Section 2 Results 48-57 3．2．1 Characteristics in silicosis case and control groups 48-49 3．2．2 Silicosi and influencing factors 49-54 3．2．3 The tuberculosis immunity among sili cosiscase and control groups 54-55 3．2．4 The tuberculosis immunity and reaction history 55-57 Section 3 Discussion 57-58 Section 4 Summary 58-59 CONCLUSION 59-61 REFERENCES 61-65 ACKNOWLEDGEMENTS 65-67 ATTACHMENTS 67-78 Reviews:silicosis and pulmonary tuberculosis 67-78 |
