Table 1.

Characteristics of the participants of the intervention group and the control group before and after the intervention

	Intervention group				Control group
	Before intervention (n = 32)		After intervention (n = 25)		Before intervention (n = 41)		After intervention (n = 35)
Age	M*	SD**	M	SD	M	SD	M	SD
r = 39–72/34–72 (intervention group); r = 42–71/28–67 (control group)	57.28	8.4	57.21	8.1	58.39	6.5	56.09	8.8
Fulltime work	14		6		12		10
Part time work	17		19 (additional workplace 8)		27		23 (additional workplace 5)
Retired	1		0		2		2

*Mean

**Standard deviation