Jurnal IPTEK Bagi Masyarakat
Vol 6 No 1 (2026)

Testing Organizational Commitment Mediation between Transformational Leadership and OCB in a Palm Oil Mill

Elsy Pratama Putri (Universitas Medan Area)
Hasanuddin Hasanuddin (Universitas Medan Area)
Suryani Hardjo (Universitas Medan Area)



Article Info

Publish Date
12 Aug 2026

Abstract

This study examined organizational commitment as a mediator between transformational leadership and Organizational Citizenship Behavior (OCB) among 137 employees of PKS Tanjung Seumantoh, PTPN IV Regional VI. An explanatory quantitative census design was analyzed using Structural Equation Modeling (SEM) with AMOS 23. Transformational leadership was positively associated with organizational commitment (B = 0.852; β = 0.795; p < 0.001), and organizational commitment was positively associated with OCB (B = 1.095; β = 0.850; p < 0.001). The total association between transformational leadership and OCB was positive (β = 0.673), whereas the direct effect after including the mediator was not significant (β = -0.006; p = 0.935). Bias-corrected bootstrapping with 2,000 resamples yielded an indirect effect of 0.676 (SE = 0.073; 95% CI [0.538, 0.824]), supporting full mediation. The findings provide a diagnostic basis for supervisor development, employee feedback mechanisms, and cross-unit collaboration, while the effects of subsequent interventions remain unevaluated.

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Journal Info

Abbrev

j-ibm

Publisher

Subject

Agriculture, Biological Sciences & Forestry Humanities Computer Science & IT Education Mechanical Engineering Physics Public Health Social Sciences

Description

J-IbM: Jurnal IPTEK bagi Masyarakat, diterbitkan oleh Ali Institute of Research and Publication (AIRA). J-IbM menerbitkan artikel ilmiah berkaitan dengan pengabdian, praktik dan proses keterlibatan masyarakat. J-IbM adalah jurnal online peer-review yang didedikasikan untuk publikasi penelitian ...