Table VI.

Univariate linear correlation and linear regression analyses for different factors affecting weight gain.

Factors	Linear correlation		Linear regression
	r	P-value	R2	P-value
Age	0.085	0.487	0.007	0.552
Weight	−0.355	0.001	0.126	0.002
Periodicity	0.197	0.084	0.039	0.084
Hormone dosage	0.111	0.017	0.012	0.033

r, correlation coefficient; R², coefficient of determination.