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Table 1 Demographic and baseline clinical data

From: A waitlist-controlled trial of group cognitive behavioural therapy for depression and anxiety in Parkinson’s disease

  Total n = 18 Interventionn = 11 Waitlist n = 7 p-value*
Gender, n (%)     
  Male 12 (67%) 9 (82%) 3 (43%)  
  Female 6 (33%) 2 (18%) 4 (57%)  
Age, M (SD) 66 (8.26) 68 (7.72) 62 (8.34) .17
PD duration (M years, SD) 5.12 (4.61) 5.70 (5.50) 4.29 (3.15) .55
Age of PD onset, M (SD) 61.82 (7.47) 64.10 (7.82) 58.57 (6.00) .13
Mean H&Y stage II II II  
Taking antidepressants, n (%) 11 (61%) 6 (55%) 5 (74%)  
DSM-IV-TR diagnosis, n (%)     
  Generalised anxiety 12 (66%) 8 (73%) 4 (57%)  
  Panic attacks and/or disorder 7 (39%) 4 (35%) 3 (43%)  
  Major depressive disorder 6 (33%) 2 (18%) 4 (57%)  
  Dysthymia 6 (33%) 3 (27%) 3 (43%)  
  Social anxiety 4 (22%) 1 (9%) 3 (43%)  
  Posttraumatic stress disorder 1 (5%) 0 1 (14%)  
Primary outcomes, M (SD)     
  DASS-D 10.44 (4.23) 10.09 (3.73) 10.71 (5.41) .99
  DASS-A 9.06 (3.35) 9.64 (2.01) 8.57 (4.61) .72
  DASS-S 9.78 (3.83) 10.64 (3.26) 10.00 (4.28) .56
Secondary outcomes, M (SD)     
  PDQ-39 34.97 (13.07) 36.03 (12.62) 28.48 (16.15) .27
  CCL-D 30.29 (13.30) 31.22 (15.50) 24.49 (14.12) .32
  CCL-A 32.41 (12.19) 32.01 (10.51) 29.46 (14.00) .62
  1. DASS-D = DASS-Depression, DASS-A = DASS-Anxiety, DASS-S = DASS-Stress, PDQ-39 = Parkinson’s Disease Questionnaire-39, CCL-D = Cognitions Checklist-Depressive Cognitions, CCL-A = Cognitions Checklist-Anxious Cognitions.
  2. *p-value for Independent t-test on baseline differences between Intervention and Waitlist groups.