What do systematic reviews say?

Assisted hatching vs no assisted hatching

Assisted hatching may leads to higher multiple pregnancy rate per woman randomised compared with no assisted hatching (low certainty).

• Assisted hatching on assisted conception (in vitro fertilisation (IVF) and intracytoplasmic sperm injection (ICSI)) 2021 · Cochrane Headline outcomes only
  OR 1.38 [1.13, 1.68]
  18 studies · 4308 participants
  Low