Table 1. Review of the literature.
| N° of cycles | Fertilization rate (%) | Implantation rate (%) | Pregnancy rate (%) | Abortion rate (%) | High-quality embryos | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| IMSI | ICSI | IMSI | ICSI | P | IMSI | ICSI | P | IMSI | ICSI | P | IMSI | ICSI | P | IMSI | ICSI | P | |
| Bartoov, 2003 18 | 50 | 50 | 64.5±17.5 | 65.5±21.5 | NS | 27.9±26.4 | 9.5±15.3 | ≤0.01 | 66 | 30 | ≤0.01 | 9 | 33 | ≤0.01 | 45.2±28.2% | 31±19.5% | ≤0.01 |
| Berkovitz, 2006 50 | 80 | 80 | 67.4±20.8 | 69.1±22.6 | NS | 31.3±36.3 | 9.4±17.4 | ≤0.05 | 60 | 25 | ≤0.05 | 14 | 40 | ≤0.05 | 38.7±31.6% | 25.7±28.3% | ≤0.05 |
| Antinori, 2008 30 | 227 | 219 | 94.8 | 94.5 | NS | 17.3 | 11.3 | =0.007 | 39.2 | 26.5 | =0.004 | 16.9 | 24.1 | NS | - | - | - |
| Knez, 2011 43 | 20 | 37 | 51.2 | 52.7 | NS | 17.1 | 6.8 | NS | 25 | 8.1 | NS | - | - | - | - | - | - |
| Setti, 2011 55 | 250 | 250 | 68 | 73 | =0.013 | 23.8 | 25.4 | NS | 37.2 | 36.8 | NS | 18.4 | 17.9 | NS | 44.4% | 37.3% | NS |
| Oliveira, 2011 52 | 100 | 100 | 65.4±23.5 | 62±26.5 | NS | 13.6 | 9.8 | NS | 26 | 19 | NS | 15.4 | 31.6 | NS | 1.4±0.5 (mean ±s.d.) | 1.5±0.5 (mean ±s.d.) | NS |
| Balaban, 2011 53 | 87 | 81 | 81.6±10.65 | 80.87±15 | NS | 28.9 | 19.5 | NS | 54 | 44.4 | NS | - | - | - | - | - | - |
| Marci, 2013 54 | 51 | 281 | 77.3 | 80 | NS | 16.8 | 16.7 | NS | 33.3 | 31 | NS | 5.3 | 17.8 | NS | - | - | - |
Abbreviations: NS: not significant; ICSI: Intracytoplasmic Sperm Injection; IMSI: Intracytoplasmic Morphologically-selected Sperm Injection.