2.

两组患者超促排卵的参数比较

Comparison of stimulation cycle parameters between the two groups (Mean±SD)

Characteristics	Group A (n=135)	Group B (n=74)	P
Group A: Patients applied Crinone gel combined with dydrogesterone tablets; Group B: Patients applied Utrogestan capsules combined with dydrogesterone tablets.
Gonadotropin dose (U)	215.28±60.33	256.93±48.92	0.053
Duration of stimulation (d)	10.58±1.38	10.62±1.55	0.513
Total gonadotropin dose (U)	2373.7±798.26	2818.41±805.38	0.632
LH on hCG day (U/L)	3.97±2.05	3.06±1.98	0.134
E2 on hCG day (pmol/L)	10 230.48±862.3	10 936.32±942.1	0.059
P on hCG day (nmol/mL)	1.35±0.16	1.23±0.24	0.101
Endometrium thickness on hCG day (mm)	9.45±1.64	10.54±1.42	0.577
Number of oocytes retrieved	16.16±8.25	17.53±8.72	0.059
Number of MII	13.23±6.97	14.18±7.25	0.068
Number of oocytes fertilized	11.78±6.17	13.11±7.31	0.083
Number of available blastocysts	7.96±4.71	8.43±5.76	0.144