Table 1.

Domains and description of the indicators of social isolation (adapted from Cornwell and Waite (2009) [12].

Measure	Domain	Indicator/Description
Social disconnectedness	Social network characteristics	Social network size
		Social network range
		Amount of social network members
		Average frequency of interaction with network members
		Average closeness with network members
	Living arrangements	Household size
		Living alone
	Number of friends and family members	Spouse or current partner
		Number of friends
		Number of children
		Number of grandchildren
	Social participation	Attending religious services
		Attending meetings of an organized group
		Socializing with friends and relatives
		Socializing with neighbors
		Volunteering activities
Loneliness	Emotional loneliness	Lack of an attachment figure to rely on
	Social loneliness	Lack of a larger social network