Does Unilateral Oocyte Retrieval due to Transvaginally Inaccessible Ovaries, Contrary to Common Beliefs, Affect IVF/ICSI Treatment Outcomes That Much?
Table 1
Demographics and fertility characteristics of patients in unilateral versus bilateral aspiration groups.
Unilateral aspiration ()
Bilateral aspiration ()
Age (years)
33.2 ± 5.0
33.2 ± 5.2
0.980
BMI (kg/m2)
27.2 ± 4.4
27.1 ± 4.1
0.733
Previous unsuccessful attempts at IVF
1.4 ± 0.8
1.4 ± 0.7
0.952
Antral follicle count
14.9 ± 9.1
14.7 ± 8.3
0.854
Ever pregnant prior to inclusion
24 (26.1)
63 (34.2)
0.169
Duration of infertility (years)
5.1 ± 4.0
5.8 ± 4.5
0.162
Baseline FSH (IU/L)
6.3 ± 2.7
6.6 ± 4.1
0.184
Baseline LH (IU/L)
5.7 ± 3.7
5.3 ± 3.1
0.790
Baseline estradiol (pg/mL)
62.6 ± 33.0
59.8 ± 30.2
0.232
Endometriosis
10 (10.9)
9 (4.9)
0.064
Previous ovarian surgery
10 (10.9)
6 (3.3)
0.011
Polycystic ovaries on ultrasound
24 (26.1)
50 (27.2)
0.848
Poor ovarian reserve
9 (9.8)
15 (8.2%)
0.650
BMI, body mass index; IVF, in vitro fertilization. Data are presented as mean ± standard deviation or (%). Boldface data indicates statistical significance ). Laparoscopically confirmed endometriosis or presence of an endometrioma. According to Bologna criteria (2011) [13].
