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Table 4 Standardised mean scores and Z scores of the patients with generalised anxiety disorder according to age ranges and dimensions from the 36-item short-form quality of life related questionnaire (SF-36)

From: Disability and health-related quality of life in outpatients with generalised anxiety disorder treated in psychiatric clinics: is there still room for improvement?

SF-36 Dimension Age group, years  
   19-35 (n = 200, 25.3%) 36-50 (n = 326, 41.2%) 51-65 (n = 207, 26.2%) > 65 (n = 57, 7.2%) P value
Physical functioning Std 78.1 (22.2) 73.7 (22.4) 64.2 (24.3) 58.3 (23.7) < 0.001
  Z 0.3 (0.9) 0.5 (0.9) 0.9 (1.0) 1.1 (1.0) < 0.001
Physical role Std 38.7 (41.4) 36.0 (40.4) 24.7 (33.8) 29.1 (36.6) 0.003
  Z 1.3 (1.2) 1.3 (1.1) 1.7 (1.0) 1.5 (1.0) 0.003
Emotional role Std 29.6 (37.2) 33.1 (40.9) 26.3 (37.3) 38.1 (42.5) NS
  Z 2.0 (1.2) 1.8 (1.4) 2.1 (1.2) 1.7 (1.4) NS
Social functioning Std 50.6 (26.8) 49.0 (26.2) 45.0 (22.4) 46.4 (24.5) NS
  Z 2.0 (1.3) 2.1 (1.3) 2.3 (1.1) 2.2 (1.2) NS
Pain Std 61.0 (26.3) 55.9 (27.4) 47.0 (24.8) 50.7 (26.1) < 0.001
  Z 0.6 (0.9) 0.8 (1.0) 1.1 (0.9) 1.0 (0.9) < 0.001
Mental health Std 44.5 (19.8) 44.5 (19.5) 40.9 (15.5) 41.6 (16.3) NS
  Z 1.4 (1.0) 1.4 (1.0) 1.6 (0.8) 1.6 (0.8) NS
Vitality Std 41.5 (20.8) 37.7 (20.7) 33.6 (17.5) 34.7 (16.4) 0.015
  Z 1.1 (0.9) 1.3 (0.9) 1.5 (0.8) 1.5 (0.7) 0.015
Overall health status Std 40.5 (22.0) 36.8 (20.0) 31.7 (16.6) 31.6 (17.3) 0.002
  Z -1.2 (1.0) -1.4 (0.9) -1.6 (0.7) -1.6 (0.8) 0.002
Physical health summary index Std 45.9 (8.9) 43.7 (8.7) 40.1 (8.5) 39.0 (9.4) < 0.001
  Z 0.4 (0.9) 0.6 (0.9) 1.0 (0.9) 1.1 (0.9) < 0.001
Mental health summary index Std 29.7 (11.7) 30.3 (12.0) 28.9 (9.9) 31.1 (11.6) NS
  Z 2.0 (1.2) 2.0 (1.2) 2.1 (1.0) 1.9 (1.2) NS
  1. Values are expressed as mean (SD).
  2. NS = not significant; Std = standardised scores.