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Table 5 Eigen values from the Principle Component Analyses

From: Development and validation of a patient reported experience measure for experimental cancer medicines (PREM-ECM) and their carers (PREM-ECM-Carer)

Questionnaire

Factor

Initial Eigen-values

Initial % Variance

Eigen-values after varimax

% Variance after varimax

Prior-14

1

7.36

39.58%

3.46

23.07

2

1.64

10.91%

2.93

19.50

3

1.46

7.63%

2.33

15.55

On-trial-15

1

5.94

39.58%

3.46

23.07%

2

1.64

10.91%

2.93

42.57%

3

1.15

7.63%

2.33

56.12%

Carer-13

1

5.71%

43.94%

2.96

22.77%

2

1.57%

12.06%

2.74

43.80%

3

1.07%

8.13%

2.66

64.22%