Table 2.

Descriptive statistics.

	Participants		Non-participants		Section 4.2 simulations
	Mean	Std dev	Mean	Std dev	#1	#2	#3
Gender (male = 1)	0.486		0.433		1	0	1
Age 16 to 24	0.142		0.064		0	0	1
Age 25 to 34	0.211		0.134		0
Age 35 to 44	0.290		0.234		1	1	0
Age 45 to 54	0.199		0.269		0
Age 55 to 64 ⁎	0.157		0.298		0
Ln equivalised household income	10.010	0.822	9.719	0.810	10	10	9
Married/cohabiting ⁎	0.654		0.710		1	1	0
Single	0.242		0.150		0	0	1
Divorced/separated/widowed	0.104		0.141		0
No. children aged 2–15	0.630	0.931	0.469	0.856	0	2	0
No. children under age 2	0.067	0.256	0.070	0.273	0	1	0
Natural mother alive	0.727		0.546		1
Hours watching TV per week	5.822	3.225	7.315	4.704	5.822
Car available in household	0.847		0.761		1	1	0
Education ⁎	0.852		0.641		1	1	0
No education	0.148		0.386		0	0	1
Employed ⁎	0.749		0.622		1	0	0
Retired	0.049		0.072		0
Unemployed	0.062		0.047		0	0	1
Economically inactive	0.141		0.260		0	1	0
General health: Very good	0.449		0.286		1	0	1
Good	0.413		0.395		0	1	0
Fair	0.113		0.216		0
Bad ⁎	0.025		0.104		0
Psychological wellbeing: Good	0.643		0.605		1	0	1
Fair	0.212		0.173		0	1	0
Bad ⁎	0.119		0.180		0
Missing	0.026		0.042		0
Longstanding illness: Limiting	0.161		0.302		0
Non-limiting	0.146		0.147		0
None ⁎	0.693		0.552		1
Accident	0.130		0.106		0
Health Board average weekly hours sports activity	1.870	0.218	1.815	0.276	1.870
Health Board average BMI	27.032	0.255	27.095	0.309	27.032
Never smoked ⁎	0.507		0.388		1	1	0
Smoker	0.226		0.355		0	0	1
Ex-smoker	0.255		0.233		0
Occasional/never drinker ⁎	0.291		0.409		0	1	0
Regular under limit drinker	0.454		0.387		1	0	0
Regular over limit drinker	0.242		0.197		0	0	1
Healthy diet score	18.450	4.856	17.473	4.873	18	18	14
Total hours doing sports per week	2.488	3.400
Low vigour ⁎	0.123
Moderate vigour	0.254
High vigour	0.623
Sample size	2327		2053