W9 詞彙與定義

• Social Vulnerability Index

醫學領域：social factors related to older adults' health (Andrew MK, et al, 2008)

其它領域：「社會脆弱性 (Social Vulnerability Index)」指影響個人或團體「受災機率」與「災後恢復能力」的社會特徵 ( http://lawdata.com.tw/tw/detail.aspx?no=254830 )。

• Social isolation

The objective absence or paucity of_contacts and interactions between a person and a social network (Gardner I, 1999). 

An objective lack of meaningful and sustained communication (Poscia et al, 2018).

A state in which the individual lacks a sense of belonging socially, lacks engagement with others, has a minimal number of social contacts, and they are deficient in fulfilling and quality relationships (Nicholson NR, 2012).

• Reflective measurement model vs formative measurement model 

A reflective measurement model happens when the indicators of a construct are considered to be caused by that construct. 

A formative measurement model happens when the measured variables are considered to be the cause of the latent variable.