Table 3.

Pre-treatment characteristics (averages) for the Netherlands and synthetic Netherlands

	The Netherlands	Synthetic NL
Gender (1-male; 2-female)	1.51	1.52
Marital status (1-married/living together; 0- -not married/separated, divorced/widowed)	0.84	0.83
Being a foreigner (1-yes; 0-no)	0.94	0.92
Received help from others(1-yes; 0-no)	0.24	0.23
Number of children (from 0 up to 17)	2.46	2.19
Type of settlement (1-urban; 0-rural)	0.78	0.73
Age (from 55 up to 104)	66.16	67.32
Household size (from 1up to 10)	1.97	1.98
Depressed (1-yes, 0-no)	0.18	0.21
Mobility (1-limited, 0-no-limitation)	0.45	0.44
Presence of chronic diseases (1-yes, 0-no)	0.71	0.76
RMSPE (root mean square predicted error)	1.11