Table 2.

Hospital admissions (mean, SD) by participant characteristics in 17 939 British people between 1999/2000 and 2009

Characteristic	Total number with characteristic	Number of admissions
		Mean (SD)
Past-year generalised anxiety disorder
Yes	393	4.0 (6.3)***
No	17 546	3.4 (13.0)
Sociodemographics
Age (years)
<50	2359	1.9 (9.8)***
50–60	6209	3.0 (16.5)
60–70	5733	3.8 (11.2)
70+	3638	4.6 (9.6)
Sex
Women	9937	3.1 (14.0)***
Men	8002	3.9 (11.3)
Education†
Low	6106	4.1 (17.1)***
High	11 833	3.1 (10.1)
Marital status
Single	686	3.0 (8.9)***
Married	14 538	3.3 (10.9)
Other‡	2715	4.0 (21.0)
Social class
Manual	6836	4.0 (18.3)***
Non-manual	11 103	3.1 (7.8)
Employment
Yes	7712	2.5 (9.1)***
No	10 227	4.1 (15.1)
Health status
Physical conditions§
Yes	9166	3.9 (10.4)***
No	8773	3.0 (15.1)
Disability level
High¶	8900	4.4 (16.5)***
Low	9039	2.5 (7.8)
Psychiatric conditions
Past-year major depressive disorder
Yes	934	4.5 (13.6)***
No	17 005	3.4 (12.9)
Behaviour risk factors
Physical activity
Active††	12 822	3.2 (13.3)***
Inactive	5117	4.1 (11.7)
Smoking status
Current smoker	1893	4.6 (26.8)***
Former smoker	7470	3.8 (11.4)
Never-smoker	8576	2.9 (8.6)
Alcohol intake
High‡‡	9241	3.2 (13.3)***
Low	8698	3.7 (12.5)

*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).