Table 1: Clinical outcomes of IVF and ICSI cycles in relation to sperm concentration in semen.

Sperm Concentration

M/ml

Clinical Pregnancy (%) Implantation Rate (%) Live Birth Rate (%) Miscarriage Rate (%)
IVF ICSI P value IVF ICSI P value IVF ICSI P value IVF ICSI P value
0-19.9 31.7 40.5 NS 12.5 20.7 NS 26.8 34.2 NS 31.3 25.30 NS
20-99.9 43.6 36.1 NS 21.0 18.6 NS 38.4 31.2 NS 21.53 25.69 NS
100-150 37.1 24.6 0.05 19.1 9.7 0.05 32.6 23.1 0.05 30.19 33.11 NS
> 150 41.7 15.8 0.01 24.3 8.7 0.01 41.7 5.3 0.001 33.33 75.00 0.001
Overall effect P < 0.96 P < 0.01 P < 0.67 P < 0.03 P < 0.21 P < 0.02 P < 0.09 P < 0.01

IVF: In Vitro Fertilization; ICSI: Intracytoplasmic Sperm Injection.