THE RELATIONSHIP BETWEEN SELF-DEVELOPMENT AND WORK PERFORMANCE FOR LIFESTYLE TECHNOLOGY COMPANY LIMITED

Authors

  • Prisana Kertpum -
  • Kitti Chunhasriwong Faculty of Human Resource Development, Ramkhamhaeng University

Keywords:

Self-development

Abstract

      This study aimed to (1) examine the level of self-development of employees at Lifestyle Technology Co., Ltd.; (2) examine the level of work performance; and (3) examine the relationship between self-development and work performance. The population consisted of all 65 employees, and the sample was 56 employees selected using proportional stratified random sampling according to the Krejcie and Morgan (1970) table. The research instrument was a questionnaire consisting of three parts: personal information, self-development (four areas: health, skills, achievement behavior, and self-integration), and work performance (four areas: quality, quantity, time, and cost). The content validity of the questionnaire was verified by three experts, with the Item-Objective Congruence (IOC) ranging from 0.66 to 1.00, and the reliability (Cronbach’s Alpha) was 0.921. The results showed that the overall level of self-development was high, with achievement behavior scoring the highest, followed by skills, self-integration, and health. The overall level of work performance was also high, with the highest in quality, followed by quantity, cost, and time. The analysis of the relationship showed that self-development was positively and significantly correlated (r=0.755, p<0.01) with work performance in all areas.

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Published

2025-12-22

How to Cite

Kertpum, P., & Chunhasriwong, K. (2025). THE RELATIONSHIP BETWEEN SELF-DEVELOPMENT AND WORK PERFORMANCE FOR LIFESTYLE TECHNOLOGY COMPANY LIMITED. Modern Management Frontier Journal, 23(2), 1–19. retrieved from https://so04.tci-thaijo.org/index.php/stou-sms-pr/article/view/280939