Development and Validation of the Digestive Function Assessment Instrument for Traditional Korean Medicine: Sasang Digestive Function Inventory

Table 2

Extraction of SDFI subfactors with explorative factor analysis using Varimax rotation.

Factor	Extraction sums of squared loadings			Rotation sums of squared loadings
	Eigenvalue	Percent of variance	Cumulative percent	Eigenvalue	Percent of variance	Cumulative percent
1	5.707	27.176	27.176	5.435	25.882	25.882
2	4.196	19.983	47.159	3.266	15.551	41.433
3	1.860	8.857	56.016	3.063	14.584	56.016