Table 1. Baseline variables among individuals aged 40–49 at baseline stratified by level of physical activity, the Hordaland Health Study.

Born in 1950–1957	Low intensity, short duration (16.1%)	Low intensity, longer duration (42.3%)	High intensity (41.6%)		All participants N = 20,506
	Percentages	Percentages	Percentages	p-value**	Percentages
Deaths	3.1% (n = 103)	2.5% (n = 214)	2.1% (n = 178)	0.004	2.4% (n = 495)
Socio-Demographics
Female	46.4%	59.5%	49.7%	<0.001	53.3%
Marital Status				0.032
Not married	12.4%	11.3%	12.2%		11.8%
Married	73.1%	75.3%	74.4%		74.6%
Widow/widower	0.6%	0.9%	0.6%		0.7%
Divorced	13.9%	12.5%	12.8%		12.9%
Education				<0.001
Compulsory only	26.7%	18.9%	14.2%		18.2%
High school	46.9%	45.6%	45.6%		45.8%
University	26.4%	35.5%	40.1%		36.0%
Health-Related Behaviour
Alcohol consumption				<0.001
No consumption	34.6%	30.6%	23.3%		28.2%
Normal consumption	59.5%	64.3%	70.1%		65.9%
Heavy consumption	5.9%	5.1%	6.6%		5.9%
Daily smoking	47.4%	38.3%	31.1%	<0.001	36.8%
Physical health
Somatic diagnosis				0.294
No diagnosis	90.9%	91.8%	92.0%		91.7%
One diagnosis	8.5%	7.8%	7.6%		7.8%
Two or more diagnosis	0.6%	0.5%	0.4%		0.5%
	Mean (SD)	Mean (SD)	Mean (SD)	p-value***	Mean (SD)
Systolic blood pressure	128.7 (14.3)	127.7 (14.5)	128.0 (14.5)	0.129	128.0 (14.5)
Diastolic blood pressure	74.8 (10.5)	73.9 (10.5)	73.8 (10.4)	<0.001	74.0 (10.4)
Cholesterol (mmol/L)	5.70 (1.14)	5.60 (1.01)	5.54 (0.98)	<0.001	5.59 (1.02)
BMI	26.0 (4.2)	25.4 (3.9)	25.2 (3.5)	<0.001	25.4 (3.8)
Mental health *	1.62 (0.50)	1.54 (0.43)	1.49 (0.39)	<0.001	1.53 (0.43)

*7-item CONOR-MHI, mean score,

** p-values derived using chi²-tests,

*** p-values derived using linear regression