Table 1

Characteristics of the study population

	N	%	Mean	SD
Age, years	5076		54.3	3.8
Body mass index (kg/m²)	5076		26.0	4.1
Gender
Men	3537	70
Women	1539	30
Smoking (yes/no)
Yes and ex-smoker	1102	22
No	3922	78
Physical work environment during working life
Sedentary work	2618	53
Moderate physical work	1072	22
Hard physical work	827	17
Very hard physical work	414	8
Psychosocial work environment
Quantitative demands
Often to always	1041	21
Never to sometimes	3964	79
Influence/Decision authority
Often to always	3740	75
Never to sometimes	1270	25
Emotional demands
Often to always	1531	31
Never to sometimes	3477	69
Work pace
Often to always	2206	44
Never to sometimes	2807	56
Role conflicts
To a high to very high degree	521	10
Poor to partly degree	4459	90
Possibilities for development
To a high to very high degree	4007	80
Poor to partly degree	1003	20
Rewards/Appreciation
To a high to very high degree	2832	57
Poor to partly degree	2119	43
Chronic diseases
Back disease (have or have had)	1306	26
No back disease	3705	74
Cancer inclusive leukaemia (have or have had)	212	4
No cancer inclusive leukaemia	4799	96
Chronic depression or anxiety (have or have had)	516	10
No chronic depression or anxiety	4497	90