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Table 2 Baseline characteristics of the study sample (n = 179)

From: The impact of a history of child abuse on cognitive performance: a cross-sectional study in older patients with a depressive, anxiety, or somatic symptom disorder

   History of child abuse  
Characteristics:   None (n = 76) Present (n = 103) Statisticsa
Socio-demographics:
 • Age (years) mean (SD) 70.3 (6.2) 68.4 (5.6) t = 2.1, df = 177, p = .038
 • Female sex n (%) 35 (46.1) 59 (57.3) Chi2 = 2.2, df = 1, p = .137
 • Level of education:
  - Lower n (%) 27 (35.5) 38 (36.9)  
  - Medium n (%) 29 (38.2) 32 (31.1) Chi2 = 1.2, df = 2, p = .562
  - Higher n (%) 20 (26.3) 33 (32.0)  
Physical & cognitive functioning:
 • Number of chronic diseases mean (SD) 2.0 (1.5) 2.0 (1.4) t = 0.2, df = 177, p = .854
 • Cognitive performance (MoCA) mean (SD) 28.5 (1.2) 28.7 (1.4) t = −1.2, d = 174, p = .220
Psychopathology:
 • Depressive symptom severity (IDS) mean (SD) 30.6 (11.9) 37.1 (10.9) t = −3.8, df = 177, p < .001
 • Anxiety symptoms (GAI) mean (SD) 10.3 (4.8) 13.0 (4.8) t = −3.6, df = 175, p < .001
 • Hypochondriasis (WI) mean (SD) 4.7 (3.0) 5.3 (2.9) t = −1.4, df = 176, p = .171
 • Any depressive disorderb n (%) 58 (76.3) 80 (77.7) Chi2 < 0.1, df = 1, p = .831
 • Any anxiety disorderb n (%) 38 (50.0) 52 (50.5) Chi2 < 0.1, df = 1, p = .949
 • Any somatic symptom disorderb n (%) 25 (32.9) 32 (31.1) Chi2 = 0.1, df = 1, p = .795
 • Antidepressant drug use n (%) 48 (67.6) 58 (60.4) Chi2 = 0.9, df = 1, p = .340
 • Benzodiazepine use n (%) 23 (32.4) 30 (31.3) Chi2 = 0.0, df = 1, p = .875
Lifestyle characteristics:
 Smoking:
  ° Never n (%) 20 (26.3) 26 (25.2)  
  ° Formerly n (%) 37 (48.7) 53 (51.5) Chi2 = 0.1, df = 2, p = .933
  ° Currently n (%) 19 (25.0) 24 (23.3)  
 Alcohol use:
  ° Abstinent n (%) 29 (28.2) 30 (29.1)  
  ° Recreational use n (%) 35 (46.1) 56 (54.4) Chi2 = 1.7, df = 2, p = .429
  ° Problematic use n (%) 12 (15.8) 17 (16.5)  
 • Sufficient physical activity n (%) 56 (75.7) 72 (70.6) Chi2 = 0.6, df = 1, p = .454
  1. a Student’s T-test or Chi2-test
  2. b Numbers do not add to 100% as 85/179 (47.5%) patients had comorbid psychiatric disorders between the three main diagnostic groups