Table 4 EFA – Symptoms items, oblique rotation*

23d

Get burning sensations in fingers and toes when playing?

0.94

−0.09

0.04

0.16

22d

Get shooting pains in fingers and toes when playing?

0.90

−0.02

0.01

0.21

22b

Get shooting pains in fingers and toes when it is hot?

0.81

0.22

−0.21

0.20

23a

Get burning sensations in fingers and toes when fever?

0.80

−0.09

0.15

0.35

22a

Get shooting pains in fingers and toes when fever?

0.79

−0.09

0.22

0.32

2a

In hot surroundings, pain?

0.77

0.26

−0.22

0.22

20

Upsetting pain?

0.72

−0.06

0.30

0.35

23b

Get burning sensations in fingers and toes when it is hot?

0.70

0.34

−0.11

0.24

26

Number of times of sudden onset of pain?

0.49

0.19

0.21

0.54

22c

Get shooting pains in fingers and toes when it is cold?

0.06

0.82

0.09

0.23

3a

In cold surroundings, pain?

0.12

0.72

−0.12

0.43

23c

Get burning sensations in fingers and toes when it is cold?

0.26

0.66

0.02

0.33

25

Muscle pain?

−0.09

0.60

0.37

0.44

24

Joint pain?

0.00

0.54

0.33

0.50

7

After eating, bloated or full?

0.03

0.08

0.73

0.42

6

Pain gets worse with eating?

0.20

−0.12

0.71

0.45

9

Diarrhea?

0.05

0.05

0.67

0.51

5

Pain in the tummy?

0.09

0.01

0.63

0.57

10

Tummy pain with diarrhea?

−0.11

0.35

0.53

0.54

13

Frequently feel thirsty?

−0.18

0.33

0.51

0.60

12

Often wake up during the night to go to toilet?

−0.02

0.13

0.48

0.73

2c

In hot surroundings, tiredness?

0.24

0.23

0.46

0.53

3c

In cold surroundings, tiredness?

0.15

0.32

0.40

0.59