- the severity of people's anxiety
- how much pain interfered with their daily life
- their quality of life
- how much they used health services
- their employment status
at the start of the study and 2,4,8 and 12 months after starting treatment. Those people who reported that pain was interfering with their daily lives to a greater extent than other participants at the start of the study had more severe anxiety and missed more days at work. After 12 months high pain interference was associated with a lower likelihood of responding to anxiety treatment and higher use of health services.
Teh, Carrie Farmer ... [et al] - Pain interference impacts response to treatment for anxiety disorders Depression and Anxiety March 2009, 26(3), 222-228