Table 2

Summary statistics of health and health-related behaviour by age group—females

	General health		Longstanding illnesses (LI)		Limiting LI
	(=1 if fair, bad, very bad health)		(=1 if presence of LI)		(=1 if presence of limiting LI)
Age group (years)	Sample	%	Sample	%	Sample	%
0–11*	3683	4.8	3051	14.9	3051	5.2
12–15†	1460	7.4	1236	16.7	1236	7.0
16–19	1309	11.2	1100	21.0	1100	11.2
20–24	1544	16.1	1277	26.2	1277	11.6
25–44	9023	16.3	7506	30.7	7506	15.0
45–64	8910	26.9	7312	50.2	7312	28.3
65+	6441	44.4	5309	70.4	5309	46.5
All	32 370	21.5	26 791	38.5	26 791	21.5

	Psychosocial health*		Obesity*		Smoking†
	(=1 if SDQ≥17 for ages 4–15 or if GHQ-12≥4 for ages 16+)		(=1 according to IOTF classification for ages 2–17 or if BMI ≥30 for ages 18+)		(=1 if currently smokes for ages 8+)
Age group (years)	Sample	%	Sample	%	Sample	%

0–11*	1651	7.3	3020	7.9	2646	3.2
12–15†	803	7.7	1246	6.7	2646	3.2
16–19	1100	16.5	1107	9.4	1202	23.1
20–24	1264	16.7	1303	16.0	1521	28.7
25–44	7492	14.1	7661	21.9	9008	24.0
45–64	7426	16.7	7732	29.5	8904	20.1
65+	5193	14.0	4855	30.5	6424	10.3
All	24 929	13.7	26 924	21.9	29 705	18.6

*Age group defined as 4–11-year-old for psychosocial health, and 2–11-year-old for obesity; .
†Age group defined as 8–15-year-old for smoking.
BMI, Body Mass Index; GHQ, General Health Questionnaire; IOTF, International Obesity Task Force; SDQ, Strengths and Difficulties Questionnaire.