Table 1 Search strategy summary
Items | Specification |
|---|---|
Date of search | 12/1/2022 |
Databases and other sources searched | PUBMED, EMBASE, CENTRAL and Web of Science. |
Search terms used | (Semen OR “Seminal Plasma” OR “Plasma, Seminal” OR “Seminal fluid” ) AND (Azoospermia OR Aspermia) |
Timeframe | No limit |
Inclusion and exclusion criteria | Inclusion criteria: Studies that compared SP biomarkers in NOA men with positive and negative outcomes of surgical testicular sperm extraction.Exclusion criteria: Studies that compared biomarkers in SP of patients with NOA and patients with OA or oligospermia or normozoospermia. |
Selection process | Selection performed by Junjun Li and Xujun Yu. |