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 θ Ǵ λ ū ϳ Ѵ. ׷ ̰ κε θ Ǵ ͸ŭ ູ ٴ ̱ PLOS One ǥƴ.

̱ ̽ðָб ɸа 981 ̸ ,  ߴ.̹ ڳడ īװ Ưϴٰ ߴ. κ 'θ' ڳడ 'θ(Non-parents)' ũ , θ ȭ ʾұ ̴. θ𿡴 ̸ ̸ Եȴ. θ 3 ߴ. ڹ ڳฦ ʱ (Child-free), Ȳ ڳడ (Childless), ׸ ڳడ (Not-yet-parents)̴. ڰ ̸ Ȥ ̸ ; ϴ ƴϸ ˱ '' Ȥ 'ƴϿ' ϴ 3 .1. ģڳ ڰ ִ Ȥ ſ ־2. ģڳ ڸ ȹ ִ3. ģڳ ڸ ϴ 'ƴϿ' 'ڳฦ ʱ (Child-free)' зߴ. 亯 27% ̸ ʱ ̾.׸ SWLS(Satisfaction With Life Scale) ü ߴ. ̾ IPIP(International Personality Item Pool) ̿ ߴ. IPIP 5 ⼺, Ű漺, Ǽ, ģȭ, 漺 ϴ .м , θ θ Ư ǹ ̰ Ÿ ʾҴ. , θ Ե ̿ ̰ .׷ ̸ ʱ ̰ ִ ū ο . ƿ﷯ ̸ ʱ ϴٰ . ̲ ɸа α Jennifer Watling Neal Zachary Neal ڰ ̽ð θ ǥ ̹ Ѱ žҴ.

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