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Table 1 General data of all enrolled patients and relevant data in IVF/ICSI-ET cycles

From: Effect of recombinant LH supplementation timing on clinical pregnancy outcome in long-acting GnRHa downregulated cycles

Female age (y) 29.79 ± 3.72
BMI (kg/m2) 23.13 ± 3.24
Infertility duration (y) 3.27 ± 2.15
Infertility type
 Primary infertility 54.99% (1224/2226)
 Secondary infertility 45.01% (1002/2226)
Infertility factors
 Tubal factor 67.21% (1496/2226)
 Ovulatory obstacle 17.25% (384/2226)
 Reproductive tract 0.09% (2/2226)
 Endometriosis or adenomyosis 2.20% (49/2226)
 Male factors 8.22% (183/2226)
 Unexplained infertility 4.81% (107/2226)
 Basal FSH (mIU/mL) 7.09 ± 1.76
 Basal LH (mIU/mL) 6.17 ± 4.04
 Basal E2 (pg/mL) 44.17 ± 51.57
 AFC (n) 20.54 ± 5.24
 Initiated Gn dose (IU) 129.27 ± 34.76
 FSH after GnRHa (mIU/mL) 3.46 ± 1.44
 LH after GnRHa (mIU/mL) 0.64 ± 0.38
 Total Gn dose (IU) 1966.18 ± 613.15
 Gn duration (y) 12.04 ± 2.39
 E2 on hCG day (pg/mL) 2892.95 ± 1324.46
 LH on hCG day (mIU/mL) 1.61 ± 0.78
 P on hCG day (ng/mL) 0.64 ± 0.40
 Em (mm) 12.00 ± 2.54
 Total rLH dose (IU) 192.66 ± 102.63
 No. of of retrieved oocytes (n) 12.12 ± 3.69
 No. of MII oocytes (n) 10.60 ± 3.57
 MII rate 0.88 ± 0.13
 No. of fertilized oocytes (n) 9.99 ± 3.54
 No. of normally fertilized oocytes (2PN) (n) 9.06 ± 3.37
 2PN rate 0.91 ± 0.11
 No. of available embryos (n) 5.17 ± 2.47
 Available embryo rate 0.59 ± 0.21
 No. of transferred embryos (n) 1.56 ± 0.50
Type of transferred embryo
 cleavage-stage embryo 81.45% (1813/2226)
 blastocyst 18.55% (413/2226)
 No. of implanted embryos (n) 1.29 ± 0.48
 OHSS rate 8.221% (183/2226)
 Clinical pregnancy rate 71.29% (1587/2226)
 cleavage-stage embryo transfer 70.49% (1278/1813)
 blastocyst transfer 74.82% (309/413)
 Early miscarriage rate 7.18% (114/1587)
 cleavage-stage embryo transfer 7.04% (90/1278)
 blastocyst transfer 7.77% (24/209)
 Live birth rate 63.16% (1406/2226)
 cleavage-stage embryo transfer 62.49% (1133/1813)
 blastocyst transfer 66.10% (273/413)