Table 4.

Characteristic values and their accumulated proportion for five first principal components from the analysis of 229 morphological, biochemical, genetic, and biological activity variables of ten Sechium spp. genotypes.

PC	Eigenvalues	Difference	Variance	Cumulative variance	%
1	48.7115	12.0101	0.2849	0.2849	28.49
2	36.7014	12.6146	0.2146	0.4995	49.95
3	24.0868	8.1462	0.1409	0.6403	64.03
4	15.9406	3.2017	0.0932	0.7336	73.36
5	12.7389		0.0745	0.8081	80.81