Table 3. Live birth rates
Cycle n Number of births Rate (%) z (p)
Natural
Artificial
202
99
92
34
45.54
34.34
1.85 (0.06)
Natural-combined
Artificial-combined
15
26
8
11
53.33
42.30
0.68 (0.49)
Natural-vaginal
Artificial-vaginal
141
53
57
15
40.42
28.3
1.55 (0.12)
Natural-oral
Artificial-oral
46
20
27
8
58.69
40
1.39 (0.16)

Note: z=z test; p=statistical significance.