Chronic

Female

Frequent

Cold

Stress

Insomnia

Gender

Colds

Fatigue

Hands-feet

Chronic

Stress

------

Insomnia

0.36^**

------

Female gender

0.51^**

0.38^**

------

Frequent colds

0.43^*

0.27^**

0.17^**

------

Fatigue

0.44^*

0.44^**

0.50^**

0.23^**

------

Cold hands-feet

0.40^**

0.23^**

0.14^**

0.20^**

0.06^*

------