Table 3.

Examples of strategies implemented.

Level of sample management	Number of monthly reports	Corrective action	Monitoring period	Number of reports after monthly monitoring
Preanalytical phase
When checking documents to accept semen collection, patients forgot to sign all pages	At least 3	Double-sided printing of documents	6 months	0
Analytical phase
Embryos from OHSS patients were observed on day 2 rather than on day 3 as defined by operative procedures	At least 2	Operator retraining	2 months	0
Postanalytical phase
When performing the final check of biological folders, documents were not in the right order	At least 10	Revision of medical records by a professional nurse	3 months	0
When performing the final check of medical folders, the final report of the IVF cycle is missing	At least 5	Revision of medical records by a professional nurse	3 months	0