Construction and validation of the Hong Kong Altruism Index (A-Index)

The study aimed to construct a valid and culturally sensitive scale to measure altruism in Hong Kong, namely, the Hong Kong Altruism Index (A-Index). Applying the Delphi technique, 11 behavioral items were selected to be included as to indicate altruistic level in Hong Kong (Study 1). Analysis of a community sample of 1104 participants confirmed the A-Index's structure, theoretical dimensions, and construct validity (Study 2). Particularly, it...