<qa>  What is the assessment period described above?The assessment period described above will be completed prior to initiating treatment, and then after completion of treatment sessions 2, 4 and 6 and 8 i.e. post-treatment, and 3 and 6 months following the end of treatment for a total of seven times. These assessment periods that occur following the start of treatment will also include questions about group climate, therapeutic alliance with the group clinician, treatment satisfaction, and overall improvement since the participant began the pain program. 