Table 1 Comparison of baseline characteristics
Group A (n = 49) | Group B (n = 119) | Group C (n = 195) | P value | |
|---|---|---|---|---|
Female age, mean(SD) (year) | 33.23 ± 5.05 | 32.11 ± 4.20 | 33.04 ± 4.77 | 0.151 |
Male age, mean(SD) (year) | 34.92 ± 5.21 | 34.34 ± 5.48 | 34.68 ± 5.02 | 0.766 |
Infertility duration, mean(SD)(year) | 3.51 ± 2.65 | 3.51 ± 2.49 | 3.40 ± 2.63 | 0.919 |
Female BMI, mean(SD)(kg/m2) | 22.76 ± 3.44 | 22.16 ± 2.76 | 22.10 ± 3.57 | 0.452 |
AMH, mean(SD)(ng/ml) | 3.26 ± 2.70 | 3.46 ± 2.91 | 3.26 ± 2.35 | 0.800 |
Infertility type | ||||
Primary infertility%(n) | 34.69(17/49) | 42.86(51/119) | 39.49(77/195) | 0.606 |
Secondary infertility%(n) | 65.31(32/49) | 57.14(68/119) | 60.51(118/195) | 0.606 |
Infertile causes | ||||
Female factors%(n)# | 57.14(28/49) | 57.14(68/119) | 61.54(120/195) | 0.696 |
Male factor%(n) | 10.20(5/49) | 15.97(19/119) | 13.33(26/195) | 0.595 |
Both factors%(n)^ | 14.29(7/49) | 9.24(11/119) | 8.21(16/195) | 0.397 |
Unexplained factor%(n) | 18.37(9/49) | 17.65(21/119) | 16.92(33/195) | 0.962 |
Fertilization method | ||||
IVF%(n) | 87.76(43/49) | 79.83(95/119) | 78.97(154/195) | 0.373 |
ICSI%(n) | 12.24(6/49) | 20.17(24/119) | 21.03(41/195) | 0.373 |
OPU cycle | ||||
First cycle%(n) | 75.51(37/49) | 80.67(96/119) | 85.12(166/195) | 0.244 |
Second cycle%(n) | 18.37(9/49) | 15.97(19/119) | 8.72(17/195) | 0.066 |
Third cycle%(n) | 4.08(2/49) | 2.52(3/119) | 4.10(8/195) | 0.725 |
Fourth cycle%(n) | 2.04(1/49) | 0.84(1/119) | 2.06(4/195) | 0.728 |
Basic hormones | ||||
LH, mean(SD)(IU/L) | 4.29 ± 2.24 | 4.50 ± 2.25 | 4.94 ± 3.11 | 0.205 |
FSH, mean(SD)(IU/L) | 7.79 ± 2.66 | 7.01 ± 2.24 | 7.43 ± 2.30 | 0.108 |
E2, mean(SD)(pg/ml) | 46.60 ± 19.69 | 43.35 ± 17.04 | 44.71 ± 17.74 | 0.548 |
PRL, median(IQR)(ng/ml)U | 11.74(7.51,15.67) | 11.50(9.70,13.94) | 10.96(8.72,13.25) | 0.081 |
P, median(IQR))(ng/ml)U | 0.48(0.35,0.61) | 0.48(0.40,0.58) | 0.48(0.42,0.61) | 0.194 |