Review on the statistic methods used in the proficiency testing in the drug control field / 中国药学杂志

ABSTRACT

OBJECTIVE: To explore the statistical methods for proficiency testing in the drug control field. METHODS: The statistical methods were sorted out with data processing used in inter-laboratory and proficiency testing by various industries both at home and abroad. The Grubbs test and Dixon test in classical statistical method were focused on as well as quartile method and iterative method in the robust statistical method, and the characteristics of the different statistic methods was summarized respectively. RESULTS: Every method has its advantages and application conditions. CONCLUSION: It is suggested that proper statistical method be chosen according to the data characteristics of the test results.