The Patient-Reported Outcomes Thermometer–5-Item Scale (5T-PROs): Validation of a New Tool for the Quick Assessment of Overall Health Status in Painful Rheumatic Diseases

Table 5

Principal component analysis—total variance explained.

Component	Initial eigenvalues			Extraction sums of squared loadings			Rotation sums of squared loadings
	Total	% of variance	Cumulative %	Total	% of variance	Cumulative %	Total	% of variance	Cumulative %
1	1.819	36.373	36.373	1.819	36.373	36.373	1.778	35.569	35.569
2	1.308	26.169	62.542	1.308	26.169	62.542	1.349	26.973	62.542
3	0.903	18.068	80.610
4	0.568	11.359	91.969
5	0.402	8.031	100.000

Extraction method: principal component analysis.