J Clin Pathol Qual Control.
2001 Jun;23(1):105-110.
Annual Report on External Quality Assessment in Blood Bank Tests in Korea (2000)
- Affiliations
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- 1Blood Banking Subcommittee, The Korea Association of Quality Assurance for Clinical Pathology, Seoul, Korea.
Abstract
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Surveys for external quality assessment in blood banktests were carried out in 2000. The response rate was 84.1% for 1st trial, 90.9% for 2nd trial, and 93.8% for 3rd trial. Test items were ABO grouping, Rho(D) typing, cross-matching, direct antiglobulin test, antibody screening and identification test. The average accuracy rates of ABO grouping was 99.8%. The accuracy rates of Rho(D) typing were 99.9% for positive samples and 99.5% for negative samples. The average accuracy rates of cross-matching were 97.0% for compatible samples and 93.8% for incompatible samples, 78.2% for incompatible samples which could be detected by saline method, 80.3% by 37degrees C albumin and 83.3% by antiglobulin method. The accuracy rates of direct antiglobulin test were 97.8% for negative samples and 90.6% for positive samples. The accuracy rates of antibody screening and identification tests were 99.7% for negative samples and 98.3% for positive samples.