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Table 1 Summary Statistics

From: Impact of ISO/IEC 17025 laboratory accreditation in sub-Saharan Africa: a case study

 

Year

2013

2017

2018

ISO clauses audited (#)

25

25

25

Total NCs

93

7

14

Mean # NCs

3.72

0.28

0.56

Std. Dev.

2.65

0.54

0.92

  1. Summary of nonconformities for one pre- and two post-accreditation audits. Twenty-five (25) ISO/IEC 17025 clauses were evaluated each year. The total # of nonconformities decreased post accreditation years, 2017 and 2018