Special publics Special public: Childless Path PARENTHOOD Childless Number of studies 4 Additional keywords childfree Related correlational subjects List of Studies on this Public Reference Title of publication Public Abbey et al. (1994): study US 1988 Psychosocial Predictors of Life Quality: How are They Effected by Infertility, Gender and Parenthood? Infertile couples and matched controls, followed 3 years, USA 1988-1990 Zhang & Liu (2007): study CN 2002 Childlessness, Psychological Well-being and Life Satisfaction among the Elderly in China 65+ aged, China, 2002 Callan (1986): study US California 1981 Single Women, Voluntary Childlessness and Perception about Life and Marriage. Intentionally childless and intentionally parents, California, USA, 198? Abbey et al. (1992): study US 1987 Infertility and Subjective Well-Being: The Mediating Roles of Self-Esteem, Internal Control, and Interpersonal Conflict. Infertile couples, United States, 1987