a decreasing trendp > 0.05
Oestrogen levels in the oestradiol valerate group (85.9 ± 32.13 pg/mL) and the Erzhi pills high-dose group (100.18 ± 43.29 pg/mL) increased significantly ( p < 0.05), while there was a decreasing trend in the Erzhi pill low-dose group (43.04 ± 11.29 pg/mL) ( p > 0.05).