Table 2.

Comparisons of treatment measures, outcomes of COS, IVF/ICSI and PRs

	< 8 mm	≥8 mm	p
No. of ET cycles	14	148	Total n = 162
No. of GnRH antagonist cycles	50.0% (7/14)	48.0% (71/148)	NS
Days of Gn	10.1 ± 2.0	10.4 ± 1.9	NS
Total dose of Gn (IU)	2756.7 ± 1148.0	2850.1 ± 1062.1	NS
E2 on hCG day (pmol/L)	8608.9 ± 5132.1	6762.4 ± 5126.7	NS
Progesterone on hCG day (nmol/L)	2.1 ± 1.1	2.7 ± 1.8	NS
EMT on hCG day (mm)	6.9 ± 0.8	10.8 ± 2.1	0.000*
No. of oocytes retrieved	12.7 ± 6.0	13.7 ± 7.9	NS
No. of mature oocytes	9.6 ± 4.9	11.2 ± 7.1	NS
No. of fertilized oocytes	6.1 ± 3.7	7.3 ± 4.9	NS
No. of embryos transferred	2.1 ± 0.5	2.2 ± 0.6	NS
- No. of good embryos	1.7 ± 0.6	1.4 ± 0.9	NS
- No. of fair embryos	0.4 ± 0.8	0.8 ± 0.8	NS
No. of ET cycles using blastocyst	7.1% (1/14)	11.5% (17/148)	NS
No. of embryos cryopreserved	1.4 ± 1.7	2.2 ± 2.7	NS
No. of cycles with POR	0% (0/14)	5.4% (8/148)	NS
No. of cycles with ICSI	64.3% (9/14)	62.8% (93/148)	NS
TPR per ET cycle (%)	21.4% (3/14)	55.4% (82/148)	0.015*
BPR per ET cycle (%)	0% (0/14)	3.4% (5/148)	NS
CPR per ET cycle (%)	21.4% (3/14)	52.0% (77/148)	0.029*
IR (%)	16.6 ± 36.4	31.6 ± 35.5	NS
MR (%)	0% (0/3)	24.7% (19/77)	NS
OPR/ LBDR per ET cycle (%)	21.4% (3/14)	39.2% (58/148)	NS

Values were expressed in means ± SD or in proportions (%)

Gn Gonadotropin

^*Statistically significant (p < 0.05)