Patterns and correlates of physical activity in adult Norwegians: a forecasted evolution up to 2025 based on machine learning approach

Rossi, Alessio; Calogiuri, Giovanna

doi:10.1186/s12889-018-5854-2

Table 4 Individual characteristics and sociocultural factors associated with the respondents’ PA

From: Patterns and correlates of physical activity in adult Norwegians: a forecasted evolution up to 2025 based on machine learning approach

		Male		Female
		Feature	Coef	Feature	Coef
Frequency	< 25	PA habit - Strength exercise	0.97	Values - Healthy life	0.71
		Values – Debts	0.78	PA Habit - Handball	0.50
		PA Facilities - Sport hall	0.77	PA Facilities - Illuminated track	0.49
		PA Motive – Challenge	0.73
		Climate Change	−0.70
	25–44	Values - Healthy life	0.78	Values - Healthy life	0.98
		PA Facilities - Illuminated track	0.62
		PA Facilities - Fitness Centre	0.49
	45–64	PA Facilities - Walking trial	0.95	PA Facilities - Walking trial	0.60
		Values - Healthy life	0.77	PA Habit - Shooting	0.58
				PA barriers - Lack of enjoyment	−0.52
	> 65	Environmental behaviours - Active Transport	0.77	Duration	0.53
		PA Intensity	0.61	Environmental behaviours - Active Transport	−0.51
		PA Barriers - Lack of time	−0.58	Values – Strikes	0.49
		Comfort with divergences	−0.57	Close relationships with neighbours	−0.48
		Education field	0.55	Values - Healthy life	−0.44
Duration	< 25	PA Intensity	0.94	PA Habits – Sailings	0.75
		Values – Honesty	0.76
		Childhood in a farm	0.73
		Health benefits – Snus	−0.58
		Values - Brands quality	0.55
	25–44	PA Facilities- Walking trail	0.68	PA Facilities- Walking trail	0.57
	45–64	PA Facilities- Walking trail	0.66	PA Habit – Cycling	0.47
	> 65	PA Habit – Cycling	−0.62	PA Facilities - Outdoor area	0.54
		Language identity	−0.58	Values - Mothers with disabilities	0.53
		PA Facilities - Track and field stadium	0.52	Values - Healthy food	−0.52
		Religion inquiry	−0.50	PA Habits – Hiking	0.52
		Environmental organizations	0.49	Values - Personal liberty	0.49
Intensity	< 25	Disagreements with neighbour’s	−1.00	PA facilities - Fitness Centre	0.67
		PA Facilities - Walking trial	0.91	PA Habits – Hiking	0.53
		National pride	−0.89	PA Facilities – Motorsport	0.53
		Values - Children obedience	−0.87	PA Habits – Jogging	0.53
		Values - Countryside life	−0.86	Attitude to State Church	0.48
	25–44	View on social security	1.00	PA facilities - Fitness Centre	1.00
		PA Frequency	0.73
		PA Motive – Appearance	0.71
		Work field	0.69
		Values - Economic equality	−0.58
	45–64	PA Motive - Health benefits	0.97	PA Motive - Health benefits	1.00
	> 65	PA Habit – Cycling	0.72	Values – Gambling	−0.41
		Environmental concerns	−0.52	PA Frequency	0.40
		Values - Brands name	0.51	View on children number	0.40
		Religion identity – Christianity	−0.50	View on pension & holidays	−0.39
		PA Frequency	0.50	Values – Marriage	−0.39

The coefficient indicates the importance for the feature (as computed by Gini Coefficient) in predicting the different PA components Frequency, Duration and Intensity in all the age groups (only five features with highest coefficient are shown)

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ISSN: 1471-2458

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