Role of psychological intervention in pain management and quality of life of elderly patients with ankylosing spondylitis

Figure 1 Psychological status of two groups of elderly ankylosing spondylitis patients. A: Pre- and post-interventional Self-Rating Depression Scale scores; B: Pre- and post-interventional Self-Rating Anxiety Scale scores. Note: ^aP < 0.05, ^bP < 0.01 vs before intervention; ^cP < 0.05 vs control. SDS: Self-Rating Depression Scale; SAS: Self-Rating Anxiety Scale.