Table 1. Intrinsic conception rates corresponding to probability P of conceiving within 12 or 24 cycles.

A: 12 cycles:
Probability P of conceiving within 12 cycles	0.05 (5%)	0.1 (10%)	0.2 (20%)	0.5 (50%)	0.8 (80%)	0.9 (90%)	0.95 (95%)
Corresponding intrinsic conception rate y	0.0043 (0.43%)	0.0087 (0.87%)	0.0184 (1.84%)	0.0561 (5.61%)	0.136 (13.6%)	0.175 (17.5%)	0.221 (22.1%)
B: 24 cycles:
Probability P of conceiving within 24 cycles	0.05 (5%)	0.1 (10%)	0.2 (20%)	0.5 (50%)	0.8 (80%)	0.9 (90%)	0.95 (95%)
Corresponding intrinsic conception rate y	0.0021 (0.21%)	0.0044 (0.44%)	0.0093 (0.93%)	0.0285 (2.85%)	0.065 (6.5%)	0.101 (10.1%)	0.117 (11.7%)