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Table 1 Patient characteristics at baseline for TREAT RLS 1 (n = 284) and TREAT RLS 2 (n = 263)

From: The reliability, validity and responsiveness of the Restless Legs Syndrome Quality of Life questionnaire (RLSQoL) in a trial population

  TREAT RLS 1 TREAT RLS 2
Age, years   
Mean (SD) 55.1 (11.2) 55.4 (11.1)
Range 28.0–78.0 29.0–79.0
Sex, % (n)   
Men 37.0 (105) 40.3 (106)
Women 63.0 (179) 59.7 (157)
Work status, % (n)   
Full-time employment 36.3 (103) 43.4 (114)
Part-time employment 15.1 (43) 12.6 (33)
Volunteer/unpaid work 2.5 (7) 1.9 (5)
Unemployed due to RLS 1.1 (3) 0.8 (2)
Unemployed due to other (non-RLS) symptoms 3.2 (9) 0.4 (1)
Unemployed for other reasons 8.5 (24) 4.2 (11)
Retired 22.2 (63) 29.3 (77)
Homemaker 11.3 (32) 7.6 (20)
CGI severity of illness, % (n)   
Missing data 0 (0) 0.4 (1)
Normal, not at all ill 2.1 (6) 0.4 (1)
Borderline ill 1.1 (3) 1.5 (4)
Mildly ill 9.2 (26) 7.2 (19)
Moderately ill 34.9 (99) 36.5 (96)
Markedly ill 32.0 (91) 31.2 (82)
Severely ill 19.0 (54) 20.2 (53)
Among the most extremely ill patients 1.8 (5) 2.7 (7)
Item 6 of the IRLS: 'How severe was your RLS as a whole?', % (n)   
None 0 (0) 0 (0)
Mild 2.1 (6) 2.3 (6)
Moderate 34.9 (99) 36.9 (97)
Severe 43.7 (124) 44.9 (118)
Very severe 19.4 (55) 16.0 (42)
Item 7 of the IRLS: 'How often did you get RLS symptoms?', % (n)   
Rarely (< 1 day a week) 0 (0) 0 (0)
Occasionally (1 day a week) 1.4 (4) 0.4 (1)
Sometimes (2–3 days a week) 10.6(30) 9.1 (24)
Often (4–5 days a week) 25.4 (72) 32.7 (86)
Very often (6–7 days a week) 62.7 (178) 57.8 (152)
Age of onset of symptoms, years Mean (SD) 38.2 (16.8) 34.6 (17.3)
  1. CGI = Clinical Global Impression. IRLS = International Restless Legs Scale. SD = standard deviation.