相关实验视频
Updated: Sep 12, 2025

10:00
Measurement of Lifespan in Drosophila melanogaster
Published on: January 7, 2013
34.6K
生命史策略,不利的环境,以及终结生命的决定的理由
Shaolingyun Guo1, Hui Jing Lu1
1Hong Kong Polytechnic University, Kowloon, Hong Kong, Hong Kong SAR, China.
Frontiers in psychology
|August 5, 2025
概括
生命史策略影响了对自杀和安乐死的判断. 缓慢的生命史策略减少了理由,特别是当当前的环境逆境较低时,影响终结生命的决定.
科学领域:
- 进化心理学 进化心理学
- 行为生态学 行为生态学
- 认知心理学 认知心理学
背景情况:
- 关于童年环境 (生命史校准) 和当前环境如何相互作用以影响有关终身行为决策的证据有限.
- 生命史理论提出了投资当前繁殖与生存和增长之间的权衡.
研究的目的:
- 研究生活史策略 (快慢连续) 与自杀和协助自杀 (安乐死) 的主观理由之间的关联.
- 探索当前环境是否能缓和生命史策略与终身决策的合理性之间的关系.
主要方法:
- 第1项研究使用了基于图片的问卷调查对中国年轻成年人 (N=147) 进行评估,以评估生命史的特征,环境的逆境,以及生命终结行为的理由.
- 第二项研究使用了来自世界价值观调查 (N=6,766) 的跨国数据来测试这些假设.
- 在这两项研究中都应用了结构方程建模.
主要成果:
- 采用缓慢生命历史策略的个人对终身行为表现出较少的理由.
- 在这两项研究中,当前的环境逆境调节了生命史策略与终止生命决策的合理性之间的关联.
结论:
- 生命史导向显著影响有关终身决策的认知判断.
- 当前的环境条件在这种关系中起着至关重要的调节作用.
- 这些发现对制定有针对性的自杀干预计划有意义.
相关概念视频
Life Histories
19.3K
Overview
19.3K
Ethical Dilemmas II
1.3K
Resolving an ethical dilemma in healthcare involves a systematic approach that considers every aspect of the issue, respecting both the patient's needs and values and the healthcare professional's ethical obligations. Here are potential steps to resolve an ethical dilemma:
1.3K
Assumptions of Survival Analysis
198
Survival models analyze the time until one or more events occur, such as death in biological organisms or failure in mechanical systems. These models are widely used across fields like medicine, biology, engineering, and public health to study time-to-event phenomena. To ensure accurate results, survival analysis relies on key assumptions and careful study design.
198
Introduction To Survival Analysis
398
Survival analysis is a statistical method used to study time-to-event data, where the "event" might represent outcomes like death, disease relapse, system failure, or recovery. A unique feature of survival data is censoring, which occurs when the event of interest has not been observed for some individuals during the study period. This requires specialized techniques to handle incomplete data effectively.
The primary goal of survival analysis is to estimate survival time—the time...
The primary goal of survival analysis is to estimate survival time—the time...
398
Ethical Issues
1.2K
Nurses are essential in patient care, upholding the ethical principles of their profession and effectively navigating ethical dilemmas. Neglecting ethical issues can lead to inadequate patient care, compromised therapeutic relationships, and moral distress among healthcare workers.
Ethical Concerns in Healthcare:
Ethical Concerns in Healthcare:
1.2K
Applications of Life Tables
124
Life tables are versatile across various fields, providing a quantitative basis for analyzing mortality and survival rates. Whether used by demographers, actuaries, epidemiologists, or sociologists, life tables offer valuable insights into the dynamics of life and death, facilitating informed decisions in public health, insurance, conservation, and beyond. Their broad applicability highlights the interconnectedness of demographic data with practical outcomes in everyday life and strategic...
124

