A Structural Equation Modeling of Causal Factors Influence Organizational Commitment of Private Pharmaceutical Company Personel in Thailand

Abstract

This research aimed to (1) study the causal factors influencing organizational commitment of private sector pharmaceutical company personnel in Thailand, (2) analyze the level of causal factors affecting organizational commitment, (3) examine the fit of the structural equation model of causal factors influencing organizational commitment, and (4) propose strategies for developing causal factors to enhance organizational commitment. The research design was a mixed-methods study. The population consisted of personnel, managers, and pharmaceutical representatives working in the top 10 private sector pharmaceutical companies in Thailand registered with the Pharmaceutical Research and Manufacturers Association in 2016, totaling 2,166 people. The sample size of 675 people was obtained through stratified random sampling based on region and province in the northern region, while qualitative data collection used purposive sampling. Research instruments included focus group discussions and questionnaires. Data analysis used content analysis, descriptive statistics, and structural equation modeling to systematically describe the causal relationships of factors influencing organizational commitment.

The research results showed that 1) from the synthesis of causal factors affecting organizational commitment of private sector pharmaceutical company personnel in Thailand, they can be classified into 2 groups: external factors, of which there is 1 factor, namely attitude towards the pharmaceutical representative profession. The study found that: 1) Internal factors, comprising four elements, were: the performance of pharmaceutical representatives, professional values, organizational culture, and organizational commitment. 2) The overall level of causal factors influencing organizational commitment among private sector pharmaceutical company personnel in Thailand was high. 3) The structural equation model of the causal factors influencing organizational commitment among private sector pharmaceutical company personnel in Thailand was consistent with empirical data. 4) The proposed strategies for developing causal factors affecting organizational commitment among private sector pharmaceutical company personnel in Thailand were evaluated by experts as appropriate and applicable in all aspects.