Table 1

Percentage and number of people with past-year generalised anxiety disorder (GAD) reported in 1996–2000 according to sociodemographic factors, health status and behaviour risk factors for the European Prospective Investigation of Cancer-Norfolk cohort (n=17 939)

CharacteristicNumber with characteristicPercentage and number with past-year GAD
Sociodemographics
Age (years)
 <5023593.3 (79)***
 50–6062092.9 (179)
 60–7057331.6 (94)
 70+36381.1 (41)
Sex
 Women99372.5 (249)*
 Men80021.8 (144)
Education†
 Low61062.0 (120)*
 High11 8332.3 (273)
Marital status
 Single6863.6 (25)***
 Married14 5382.0 (284)
 Other‡27153.1 (84)
Social class
 Manual68362.0 (137)
 Non-manual11 1032.3 (256)
Employment
 Yes77122.0 (155)
 No10 2272.3 (238)
Health status
Physical conditions§
 Yes91662.7 (251)***
 No87731.6 (142)
Disability level
 High¶89003.0 (266)***
 Low90391.4 (127)
Psychiatric conditions
Past-year major depressive disorder
 Yes93421.4 (200)***
 No17 0051.1 (193)
Behaviour risk factors
Physical activity
 Active††12 8222.1 (272)
 Inactive51172.4 (121)
Smoking status
 Current smoker18934.7 (89)***
 Former smoker74701.9 (141)
 Never-smoker85761.9 (163)
Alcohol intake
 High‡‡92412.0 (182)*
 Low86982.4 (211)
  • *P<0.05, ***P<0.001.

  • †High education: O-level, A-level, degree; low education: refers to no education.

  • ‡Other: divorced, separated, widowed.

  • §Physical conditions: respiratory disease (asthma and bronchitis), allergies and hay fever, stroke, heart attack, cancer, diabetes, thyroid conditions, arthritis.

  • ¶Below the physical component summary score value of 50.6.

  • ††Moderately inactive, moderately active, active.

  • ‡‡3+units of alcohol/week (one pint beer=two units, one glass wine=one unit, one glass sherry=one unit, one glass spirit=one unit).