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Measurement Invariance and Latent Mean Differences in the Nurses' Emotional Labour Scale
Sun-Hee Kim1, Eunkyung Lee2, Jin-Hwa Park3
1PhD, RN, Professor, College of Nursing, Institute of Nursing Science, Daegu Catholic University, Republic of Korea.
The Journal of Nursing Research : JNR
|October 6, 2022
Summary
The Emotional Labour Scale is a valid tool for nurses, showing differences in emotional control effort between general and long-term care hospital nurses, but not across salary levels.
Area of Science:
- Nursing Research
- Organizational Psychology
- Healthcare Management
Background:
- The Emotional Labour Scale's measurement invariance and latent mean differences in registered nurses across hospital types and salary levels remain unconfirmed.
- These unaddressed issues may impact the scale's practical application and effectiveness.
Purpose of the Study:
- To evaluate the factor structure of the nurses' Emotional Labour Scale.
- To examine measurement invariance and latent mean differences across hospital types and monthly salary levels.
Main Methods:
- Confirmatory factor analysis (CFA) and multigroup CFA were used.
- Data collected from 461 registered nurses in general and long-term care hospitals.
Main Results:
- The Emotional Labour Scale demonstrated good fit and invariance across hospital types and salary levels.
- General hospital nurses reported lower emotional control effort than long-term care nurses.
- No significant latent mean differences were found based on monthly salary.
Conclusions:
- The Emotional Labour Scale is a valid and reliable instrument for assessing emotional labor in registered nurses.
- Comparisons of emotional labor scores across hospital types and salary levels are feasible.
- Findings can inform human resource strategies in healthcare settings.
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