Interlaboratory Quality Control using the Daily Means of Patients’Results

Chapters in this book

1. Frontmatter I
2. Table of Contents V
3. Foreword XI
4. Opening Session Welcome by the Chairman XIII
5. Introduction XV
6. Award Lectures
7. Topic I: Quality Control in Relation to Determination Methods
8. Considerations on Bilirubin Determination 3
9. Comparison between Determination Methods 11
10. Interlaboratory Quality Control using the Daily Means of Patients’Results 21
11. Discussion 41
12. Topic II: Quality Control in Relation to Determination Materials, Standards and Controls
13. Evaluation of Some Determination Materials used in the Scandinavian Recommended Methods (S.C.E.) for Determination of Four Enzymes in Blood and the Performance of Control Materials with these Methods 45
14. The Control of Error and Use of Standardized Reference Samples in Estimation of the True Biological Normal Range 57
15. Studies on Alkaline Phosphatases of Different Origin, with an External Quality Control Scheme 63
16. Evaluation of Several Commercial Controls. Correlation between them 71
17. Interlaboratory Comparison of Both Accuracy and Precision by a Two-Sample Method 85
18. The World Health Organization-Center for Disease Control Lipid Standardization Program 95
19. Discussion 111
20. Topic III: Quality Control in Relation to Data Evaluation, Processing and Presentation
21. The Determination of Assigned Values for Control Specimens 117
22. The Role of External Quality Control Schemes in Improving the Quality of Laboratory Results 131
23. Computerized Techniques for Quality Control in the Clinical Chemistry Laboratory 143
24. Systems Analysis of Analytical Procedures as a Means of Improving their Performance 151
25. Discussion of the Options followed in Processing Quality Control Data 159
26. Discussion 169
27. Richterich Memorial Lecture
28. Introduction by Prof. H. Aebi 173
29. Seeking the Way 175
30. Presentation of Richterich Memorial Medal 187
31. NAD - NADH - NADP - NADPH Characterization and Purity Assurance
32. Plenary Lectures
33. Quality Requirements for β-NADH and β-NAD 191
34. Studies on the Purity and Storage of NADH 205
35. Free Communications
36. The Molar Absorption Coefficient (ε) of Reduced NAD (NADH) 231
37. The Molar Absorption Coefficients of ß-Nicotinamide- Adenine Dinucleotide 235
38. Stability of Ν ADH-containing Reagent for the Determination of Transaminases on the Greiner Selective Analyzer GSAII 241
39. The Contribution of Spectrophotometric Instrument Month to Month Variability to the Precision of Molar Concentration Measurements using the Molar Absorptivity Constant for NADH 249
40. NAD Quality Control 253
41. A Convenient Enzyme System for the Evaluation of NADH Preparations 265
42. Clinical Studies of a System for the Evaluation of NADH Purity: Part 1 273
43. Clinical Studies of a System for the Evaluation of NADH Purity: Part 2 281
44. Comparison of Mammalian Tissue Extracts and Evaluation of a System for the Detection of Enzyme Inhibitors in NADH Preparations 291
45. Temperature Dependence of Difference-Absorption Coefficients of NADH Minus NAD+ and NADPH Minus NADP+ in the Near Ultraviolet 301
46. Discussion 311
47. Hematology Symposium
48. Plenary Lectures
49. Quality Control and Hematology I 325
50. Quality Control and Hematology II 335
51. Discussion 347
52. A First Transatlantic, Live Demonstration of a Computerized Audio-Response Communications System of an Automated Clinical Laboratory 353
53. The First International Symposium on Quality Control, Tokyo 359
54. Chairman's Closing Remarks 363
55. Award Presentations 365
56. International Federation of Clinical Chemistry. The Clinical Laboratory from an International Viewpoint
57. Session I. Topic: International Criteria for Clinical Laboratory Materials
58. International Criteria for Reference Materials 369
59. International Criteria for Diagnostic Material 385
60. Acceptability of Quality Control Materials 397
61. A System Approach to Calibration and Quality Control Materials 403
62. Discussions 409
63. Session II. Topic: International Criteria for Diagnostic Methods
64. Acceptability of Definitive, Reference and Routine Methods 417
65. Acceptability of Simplified Methods 423
66. The Development of Simplified Tests 425
67. The Acceptability of Enzyme Methods 441
68. Acceptability of Diagnostic Kits 467
69. Materials and Methods for Health Testing 473
70. Discussions 491
71. Session III. Topic: International Criteria for Clinical Laboratory Instrumentation
72. Opening Remarks 499
73. National Committee for Clinical Laboratory Standards A Model for achieving International Clinical Laboratory Consensus Standards 501
74. International Requirements for Instrumentation in Clinical Chemistry 507
75. International Criteria for determining the Acceptability of Laboratory Instrumentation 515
76. Discussion 521
77. Session IV. Topic: National Regulations and International Recommendations
78. The Regulation of Diagnostic Products in the United States 527
79. Analysis of Regulations on Clinical Chemistry in the European Community 541
80. National Regulations and International Recommendations in Laboratory Diagnosis in Socialistic Countries 547
81. Discussions 555
82. Speakers 559
83. Backmatter 562