Table 1 The detailed information of GEO datasets

GSE157037

GPL18573;

Illumina NextSeq 500.

FF^*-EVs^* derived from 7 PCOS^* and 8 Controls.

GnRH^* antagonist protocols

≥ 2 follicles were ≥ 18 mm in diameter;

36 h after hCG^* triggering.

GSE155489

GPL20795;

HiSeq X Ten.

GV-stage oocytes derived from 6 PCOS^* and 6 Controls.

GnRH^* antagonist protocols

≥ 2 follicles were ≥ 12 mm in diameter;

36 h after hCG^* triggering.