Table 3 Spearman’s rank correlation coefficient between items 1 and 18

1

1

0.301*

0.258*

0.345*

0.355*

0.404*

0.383*

0.367*

0.376*

0.224*

0.272*

−0.176*

−0.241*

−0.072*

−0.005

−0.127*

−0.177*

−0.163*

2

1

0.228*

0.330*

0.237*

0.180*

0.220*

0.219*

0.234*

0.169*

0.189*

−0.099*

−0.195*

−0.047*

−0.030

−0.038*

−0.055*

−0.028

3

1

0.303*

0.269*

0.272*

0.136*

0.226*

0.239*

0.070*

0.125*

−0.040*

−0.061*

0.020

0.036*

0.027

−0.015

−0.004*

4

1

0.511*

0.333*

0.267*

0.429*

0.458*

0.219*

0.334*

−0.164*

−0.232*

−0.129*

−0.058*

−0.078*

−0.132*

−0.095*

5

1

0.552*

0.322*

0.435*

0.491*

0.242*

0.387*

−0.107*

−0.177

−0.077*

−0.011*

−0.093*

−0.127*

−0.120*

6

1

0.328*

0.315*

0.364*

0.240*

0.317*

−0.025

−0.088*

−0.038*

0.060*

−0.077*

−0.077*

−0.104*

7

1

0.425*

0.395*

0.333*

0.335*

−0.055*

−0.135*

−0.047*

0.026

−0.072*

−0.094*

−0.085*

8

1

0.609*

0.271*

0.362*

−0.201*

−0.205*

−0.052*

−0.036*

−0.064*

−0.174*

−0.133*

9

1

0.317*

0.459*

−0.135*

−0.184*

−0.084*

−0.028

−0.085*

−0.156*

−0.116*

10

1

0.507*

−0.053*

−0.158*

−0.090*

−0.025

−0.060*

−0.080*

−0.081*

11

1

−0.104*

−0.208*

−0.116*

−0.039*

−0.094*

−0.137*

−0.106*

12

1

0.557*

0.123*

0.145*

0.108*

0.127*

0.061*

13

1

0.140*

0.129*

0.071*

0.096*

0.044*

14

1

0.137*

0.107*

0.181*

0.155*

15

1

0.133*

0.235*

0.141*

16

1

0.318*

0.171*

17

1

0.235*

18

1