Pregnancy rates per cycle
  IUI (n =508) ICSI (n=562) P
All patients (40-43) 6.29% (32/508) 16.9% (95/562) 0.01
40 years 9.09% (12/132) 25.3% (48/189) 0.01
41 years 4.10% (6/146) 15.9% (29/182) 0.01
42 years 8.10% (9/111) 10.16% (12/118) 0.589
43 years 3.37% (3/89) 8.2% (6/73) 0.180