Table 4. Statistical analysis the relationship between the mating time and LH peak time with pregnancy success rates, P = 0.027 < 0.05 by spss.

Interval of first mating and LH peak after estrogen peak (h)	successful births	unsuccessful births	birth rate (%)	P value
Less than 10 hours	6	1	85.71%	0.027
Between 10 h and 28 h	8	16	33.33%
Before LH peak	1	4	25.00%