It is very uncertain whether adjuvant growth hormone changes clinical pregnancy rate per woman randomised compared with no adjuvant: routine use (very low certainty).
Adjuvant growth hormone may leads to higher clinical pregnancy rate per woman randomised compared with no adjuvant: poor responders (low certainty).
The review found no eligible studies for this question.
The review found no eligible studies for this question.
Varicocele treatment may leads to higher pregnancy compared with non‐surgical, delayed, or no treatment (low certainty).
Surgical treatment showed no clear difference in pregnancy compared with radiological treatment (low certainty).
Assisted hatching may leads to higher multiple pregnancy rate per woman randomised compared with no assisted hatching (low certainty).
Assisted hatching may leads to higher clinical pregnancy rate per woman randomised compared with no assisted hatching (low certainty).
Double intrauterine insemination (IUI) may leads to higher clinical pregnancy ratea compared with single IUI (low certainty).
Double intrauterine insemination (IUI) showed no clear difference in multiple pregnancy ratea compared with single IUI (low certainty).
Double intrauterine insemination (IUI) showed no clear difference in ectopic pregnancy ratea compared with single IUI (low certainty).
Monitoring ovarian stimulation by transvaginal ultrasound (TVUS) only showed no clear difference in clinical pregnancy per woman compared with monitoring with TVUS plus serum estradiol (low certainty).
Aromatase inhibitors showed no clear difference in ectopic pregnancy rate per couple compared with anti‐oestrogens (low certainty).
It is very uncertain whether gonadotropins with GnRH agonists changes multiple pregnancy rate per couple compared with gonadotropins alone (very low certainty).
It is very uncertain whether gonadotropins with GnRH agonists changes clinical pregnancy rate per couple compared with gonadotropins alone (very low certainty).
Gonadotropins with GnRH antagonist showed no clear difference in multiple pregnancy rate per couple compared with gonadotropins alone (moderate certainty).
Gonadotropins with GnRH antagonist showed no clear difference in clinical pregnancy rate per couple compared with gonadotropins alone (low certainty).
Gonadotropins showed no clear difference in multiple pregnancy rate per couple compared with anti‐oestrogens (low certainty).
Gonadotropins with GnRH antagonist showed no clear difference in ectopic pregnancy rate per couple compared with gonadotropins alone (low certainty).
Gonadotrophins with anti‐oestrogens showed no clear difference in multiple pregnancy rate per couple compared with gonadotropins alone (low certainty).