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Table 1 Demographic characteristics as correlates of CFS and CF (univariate)a

From: Chronic fatigue syndrome in an ethnically diverse population: the influence of psychosocial adversity and physical inactivity

  CF CFS
Demographics Percentage (n/N), unweighted OR (95% CI), weighted Percentage (n/N), unweighted OR (95% CI), weighted
Ethnic group     
   White 22.6 (189/836) 1 0.8 (7/835) 1
   Irish 21.7 (159/732) 1 (0.7 to 1.3) 2.0 (15/732) 2.6 (0.98 to 6.9)
   Black Caribbean 19.8 (137/691) 0.8 (0.6 to 1.01) 2.5 (17/690) 2.6 (1.04 to 6.7)b
   Bangladeshi 19.4 (126/650) 0.8 (0.6 to 1.03) 3.4 (22/650) 3.2 (1.3 to 7.8)b
   Indian 19.3 (124/643) 0.8 (0.6 to 1.1) 3.1 (20/643) 3.3 (1.3 to 8.3)c
   Pakistani 20.2 (146/724) 0.8 (0.6 to 1.04) 3.7 (27/723) 4.3 (1.7 to 10.5)d
Sex     
   Male 19 (368/1,939) 1 2.6 (50/1,937) 1
   Female 22 (513/2,337) 1.2 (1.01 to 1.4)b 2.5 (58/2,336) 0.9 (0.6 to 1.4)
Age group, yr     
   16 to 34 12 (198/1,646) 1 0.7 (12/1,645) 1
   35 to 54 24.2 (416/1,720) 2.5 (2 to 3)d 3.5 (60/1,718) 5.4 (2.5 to 11.4)d
   55 to 74 29.3 (267/910) 3.3 (2.7 to 4.2)d 4.0 (36/910) 5.5 (2.5 to 12.1)d
Marital status     
   Married 22.4 (617/2,752) 1 2.9 (80/2,751) 1
   Divorced/separated 31.1 (97/312) 1.5 (1.5 to 1.9)c 3.8 (12/312) 1.2 (0.6 to 2.5)
   Widowed 28.5 (45/158) 1.2 (0.8 to 1.8) 3.8 (6/158) 1.4 (0.6 to 3.7)
   Single 11.6 (122/1,054) 0.5 (0.4 to 0.6)d 1 (10/1,052) 0.4 (0.2 to 0.9)b
Employment status     
   Employed 17.5 (397/2,272) 1 1.5 (35/2,271) 1
   Unemployed 17.9 (30/168) 0.9 (0.6 to 1.5) 2.4 (4/168) 0.9 (0.3 to 3.5)
   Retired 30.6 (144/470) 1.6 (1.2 to 2.1)d 3.4 (16/470) 1.7 (0.8 to 3.4)
   Other economically inactive 23.4 (290/1,238) 1.2 (1.1 to 1.5)b 4.0 (49/1,236) 2.1 (1.3 to 3.4)c
Educational level     
   Degree or above 19.2 (188/977) 1 1.4 (14/976) 1
   A level/GCSEe 17.9 (275/1,536) 0.9 (0.7 to 1.1) 2.0 (30/1,534) 1.5 (0.7 to 3.2)
   Foreign qualification 23.3 (38/163) 1.2 (0.8 to 1.9) 2.5 (4/163) 2.3 (0.6 to 8.3)
   No qualification 25.5 (375/1,468) 1.4 (1.1 to 1.7)c 4.0 (59/1,468) 2.8 (1.4 to 5.7)c
Type of employment (head of household)     
   Nonmanual labour 19.7 (334/1,693) 1 1.7 (29/1,692) 1
   Manual labour 20.8 (484/2,326) 1 (0.8 to 1.2) 2.9 (68/2324) 1.6 (0.99 to 2.6)b
Place of birth     
   United Kingdom 16.1 (238/1,476) 1 1.1 (16/1,475) 1
   Other 23 (459/1,993) 1.3 (1.1 to 1.6)c 4.2 (84/1,992) 3.5 (1.8 to 6.8)d
Age of migration, yr     
   <11 16.7 (391/2,335) 1 1.2 (28/2,333) 1
   ≥11 21.6 (223/1,031) 1.3 (1.1 to 1.6)c 4.3 (44/1,030) 4.2 (2.4 to 7.4)d
  1. aCFS, chronic fatigue syndrome; CF, chronic fatigue; OR, odds ratio; 95% CI, 95% confidence interval; b P ≤ 0.05; c P ≤ 0.01; d P ≤ 0.001.
  2. e A Level = Advanced Level/GCSE = General Certificate of Secondary Education