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Dental Health Practitioners' Adherence to Ergonomics Standards in Enugu State

This study of 178 dental practitioners in Enugu State reveals that while most hold positive attitudes toward ergonomics, adherence to standards is low due to insufficient knowledge, training, and equipment, highlighting the need for improved education and resource provision to enhance safety and job satisfaction.

Original authors: Okafor Ngozi Roseline, Ani Ngozi Rita, Okafor Chinedu Lebechi, Emedom Elias Matins, Asogwa Patrick

Published 2026-07-14

📖 4 min read☕ Coffee break read

CC BY 4.0

Original authors: Okafor Ngozi Roseline, Ani Ngozi Rita, Okafor Chinedu Lebechi, Emedom Elias Matins, Asogwa Patrick

Original paper licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). ✨ This is an AI-generated explanation of the paper below. It is not written or endorsed by the authors. For technical accuracy, refer to the original paper. Read full disclaimer

Imagine dentists and their helpers as high-performance race car drivers. They spend hours hunched over a tiny cockpit (the patient's mouth), twisting, turning, and gripping tools with intense focus. Just like a driver who slouches in a bad seat for too long, these dental pros are at serious risk of their own bodies breaking down—getting sore necks, aching backs, and stiff shoulders. This is what scientists call "work-related musculoskeletal disorders," or WRMSDs for short.

A team of researchers in Enugu State, Nigeria, decided to check the "driver's manuals" and "seat belts" of local dental clinics. They asked 178 dental workers (including surgeons, therapists, and technicians) to fill out a survey about how well they follow the rules of ergonomics—the science of designing a workspace so it fits the human body, rather than forcing the body to fit the workspace.

Here is what they found, broken down into the real story:

The Knowledge Gap: Knowing the Rules vs. Playing the Game

The researchers discovered a funny disconnect between what these workers know and what they actually do.

The Brain: About 44.9% of the workers had "good knowledge" of the rules. They knew the theory. Another 33.7% had "fair knowledge," and 21.4% had "poor knowledge."
The Heart: When asked how they felt about ergonomics, the mood was much brighter. A solid 67.4% had "positive attitudes." They wanted to do it right!
The Hands: But when the researchers looked at what they actually practiced, the numbers dropped. Only 33.7% had "good practices." The majority (44.9%) were only doing "fair" work, and 21.4% were doing "poor" work.

Think of it like this: You might know exactly how to drive a car safely (knowledge), and you might really want to drive safely (attitude), but if you never actually put on your seatbelt or adjust your mirrors (practice), you're still in danger. The paper suggests that having the right mindset and book smarts doesn't automatically mean you're doing the right physical moves.

The Roadblocks: Why Aren't They Following the Rules?

If everyone wants to be safe, why aren't they? The workers pointed to three main potholes on the road:

Lack of Training (44.9%): The biggest hurdle. They weren't taught how to use the tools correctly.
Lack of Equipment (33.7%): They didn't have the right chairs, tools, or gadgets to make the job easier.
Lack of Time (11.2%): They felt too rushed to stop and adjust their posture.

Who is Doing It Right?

The study looked at who was following the rules best. It turns out, age and job title matter.

Age: Younger workers (specifically those aged 20–29) were more likely to stick to the rules than older ones.
Job Title: Dental therapists were more likely to follow the standards than other types of dental workers.

The researchers found that these differences were statistically significant (meaning they weren't just random luck), with a probability value of p = 0.014 for age and p = 0.006 for profession. However, being male or female didn't seem to change the results; the paper found no significant difference based on sex (p = 0.073).

The Chain Reaction

The study also found a strong link between the three parts of the puzzle: Knowledge, Attitude, and Practice.

If you have good knowledge, you are more likely to have a positive attitude (r = 0.56).
If you have a positive attitude, you are more likely to have good practices (r = 0.61).
If you have good knowledge, you are more likely to have good practices (r = 0.42).

The authors suggest that if you can boost the knowledge and the attitude, the practice might follow. It's like tuning up the engine, checking the fuel, and then hitting the gas.

What's Next?

The paper doesn't claim to have solved the problem. Instead, it suggests that to fix the issue, we need to:

Teach more: Get better training programs for dental workers.
Buy better gear: Clinics need to provide the right equipment.
Update the textbooks: Schools should teach ergonomics as part of the standard curriculum.

The researchers admit their study has limits. They only looked at Enugu State, so we can't be sure if this is true for every dentist in the world. Also, they relied on the workers telling the truth about their own habits, which might not be 100% perfect. But the message is clear: to keep dental workers healthy and able to care for their patients, we need to stop guessing and start building a workspace that actually fits the human body.

Technical Summary: Dental Health Practitioners' Adherence to Ergonomics Standards in Enugu State

Problem Statement
Dental health practitioners face a high risk of developing work-related musculoskeletal disorders (WRMSDs) due to prolonged static postures, repetitive movements, and the use of unsuitable instruments. While the importance of ergonomics in preventing these disorders is well-established globally, there is a significant knowledge gap regarding the current state of adherence to ergonomics standards among dental professionals in Enugu State, Nigeria. The lack of data hinders the development of effective interventions, and the situation is compounded by limited availability of ergonomic equipment, insufficient training, and the adoption of poor body mechanics by practitioners in the region.

Methodology
The study employed a descriptive cross-sectional design to assess adherence to ergonomics standards among dental health practitioners in Enugu State.

Population and Sampling: The target population included 321 practitioners (101 dental surgeons, 115 dental technologists, and 105 dental therapists). Using the Krejcie and Morgan formula with a 95% confidence level and 5% margin of error, a sample size of 178 respondents was determined. Participants were selected via simple random sampling from various dental clinics.
Data Collection: A self-administered questionnaire was used, divided into five sections: socio-demographic characteristics, knowledge of ergonomics, attitudes towards ergonomics, practices of ergonomics, and factors influencing adherence.
Analysis: Data were analyzed using SPSS version 25. Descriptive statistics (frequencies, percentages, means, standard deviations) summarized the data, while inferential statistics (chi-square and correlation analysis) tested the research hypotheses.
Ethical Considerations: Ethical approval was granted by the Health Research Ethics Committee of the University of Nigeria Teaching Hospital, Enugu, and informed consent was obtained from all participants.

Key Results

Demographics: The majority of respondents were dental therapists (49.4%), followed by dental technologists (28.1%) and dental surgeons (22.5%). Most participants were young adults, with 33.7% aged 30–39 years.
Knowledge: Only 44.9% of respondents demonstrated good knowledge of ergonomics principles, while 33.7% had fair knowledge and 21.4% had poor knowledge.
Attitudes: A majority (67.4%) held positive attitudes towards ergonomics, though 22.5% held negative attitudes.
Practices: Adherence to actual ergonomic practices was low; only 33.7% reported good practices, 44.9% reported fair practices, and 21.4% reported poor practices.
Barriers: The primary factors influencing non-adherence were lack of training (44.9%), lack of equipment (33.7%), and lack of time (11.2%).
Hypothesis Testing:
- Demographic Differences: Significant differences in adherence were found based on age ( $p=0.014$ ) and profession ( $p=0.006$ ). Younger practitioners (20–29 years) and dental therapists were more likely to adhere to standards. No significant difference was found based on sex ( $p=0.073$ ).
- KAP Relationship: A significant positive relationship exists between knowledge, attitudes, and practices. Practitioners with good knowledge were more likely to have positive attitudes ( $r=0.56, p=0.001$ ) and good practices ( $r=0.42, p=0.001$ ). Similarly, positive attitudes correlated with good practices ( $r=0.61, p=0.001$ ).

Significance and Claims
The study concludes that while dental health practitioners in Enugu State generally possess positive attitudes towards ergonomics, there is a critical disconnect between this attitude and actual practice. The authors claim that improving knowledge and attitudes is a prerequisite for enhancing ergonomic practices.

The significance of the findings lies in identifying specific gaps in the Nigerian dental context:

Educational Gap: The low level of good knowledge (44.9%) and the identification of "lack of training" as the primary barrier suggest a need for targeted education.
Resource Gap: The high prevalence of "lack of equipment" indicates that clinical environments may not be physically conducive to ergonomic work.
Curricular Integration: The study advocates for the incorporation of ergonomics into dental education curricula to ensure future practitioners are equipped with necessary knowledge and attitudes before entering the workforce.

The paper posits that addressing these factors through education, training, and resource provision will lead to better adherence to ergonomics standards, thereby reducing the risk of WRMSDs and improving the overall well-being and productivity of dental health practitioners in Enugu State. The authors acknowledge limitations, noting that the findings are specific to Enugu State and rely on self-reported data, which may introduce bias.