Table 9.

Clinical and laboratory indicators in women aged ≥38 yr.

	SBT (25 cases)	DBT (32 cases)	P value
Days of Gn	11.1 ± 2.1	11.0 ± 1.9	0.423
Dose of total Gn (IU)	2634 ± 843.9	2802.4 ± 730.0	0.779
Endometrium thickness (mm)	9.1 ± 2.6	10.8 ± 3.2	0.029∗
No. of oocytes retrieved	11.6 ± 5.6	12.6 ± 4.5	0.476
No. of MII oocytes	10.4 ± 5.2	11.0 ± 4.1	0.663
Rate of fertilization (%)	83.0 (68.5, 96.5)	86.0 (78, 93.5)	0.158
No. of D5 embryo	3.3 ± 2.1	3.8 ± 2.3	0.424
No. of good-quality D5 embryo	2.2 ± 1.4	2.4 ± 1.9	0.698
Rate of good-quality D5 embryo (%)	74.0 ± 28.6	58.7 ± 30.7	0.060

^∗ P < 0.05, ^∗∗P < 0.01.