scholarly journals Assessment of Noise Exposure of Sawmill Workers in Southwest, Nigeria

2021 ◽  
Vol 55 (4) ◽  
pp. 69-85
Author(s):  
Abiola O. Ajayeoba ◽  
Adewoye A. Olanipekun ◽  
Wasiu A. Raheem ◽  
Oluwaseun O. Ojo ◽  
Ayowumi R. Soji–Adekunle
2018 ◽  
Vol 25 (3) ◽  
pp. 458-466 ◽  
Author(s):  
Phayong Thepaksorn ◽  
Akio Koizumi ◽  
Kouji Harada ◽  
Wattasit Siriwong ◽  
Richard L Neitzel

2011 ◽  
Vol 69 (3) ◽  
pp. 211-216 ◽  
Author(s):  
Rakel N Kling ◽  
Paul A Demers ◽  
Hasanat Alamgir ◽  
Hugh W Davies

2019 ◽  
Vol 7 (11) ◽  
pp. 889-893
Author(s):  
Ebe T. E. ◽  
◽  
Njoku Tony R. F. ◽  
Emereibeole E. I. ◽  
Ihejirika C. E. ◽  
...  

Author(s):  
Atul Ajay Jagtap ◽  
Jyotsna Deshmukh

Background: The main problem encountered in the sawmill environment is the respirable dust (<10 μm) which may be a cause of respiratory diseases. Further the sawmill workers are also exposed to other health hazards such as injuries from handling wood logs, high noise exposure etc. There are few studies who have studied respiratory health of sawmill workers in India but there is paucity of studies on sawmill workers and their health problems in India. So the study has been undertaken to find out the chief morbidities among sawmill workers by comparing them in control group.Methods: A cross sectional study was conducted among sawmill workers in Nagpur city in central India from September 2013 to December 2015. Information regarding socio-demographic characteristics collected using predesigned proforma by interview technique. Thorough general, systemic examination and anthropometry was done to assess health status.Results: Majority of the study subjects were males and belonged to younger age group (28-37 years). Most common morbidity among sawmill workers was musculoskeletal disorder (Table 4) and it was significantly more than comparison group (p<0.05). Some of the other significantly common morbidities among sawmill workers (p<0.05) were conjunctivitis, rhinitis, injuries, hearing impairment, ARI’s, bronchial asthma, chronic bronchitis, contact dermatitis, abdominal hernia, varicose veins and pulmonary tuberculosis.Conclusions: Musculoskeletal disorders were the commonest morbidity among sawmill workers. Respiratory morbidities and other allergic effects of wood dust were other common morbidities among sawmill workers. 


Author(s):  
Bright Otoghile ◽  
Paul A. Onakoya ◽  
Confidence C. Otoghile

<p class="abstract"><strong>Background:</strong> Noise is an unwanted sound which could possibly adversely impact an individual’s quality of life. The issue of occupational noise is of public health importance. Excessive noise can potentially affect the quality of life. The objective of the study was to evaluate the effects of occupational noise exposure on quality of life.</p><p class="abstract"><strong>Methods:</strong> This was a prospective community based study involving sawmill workers in Ile-Ife. Library and administrative staff of Obafemi Awolowo University, Ile-Ife were used as control. The quality of life of all participants was evaluated with World Health Organization Quality of Life bref questionnaire and a designed noise exposure evaluation questionnaire.</p><p class="abstract"><strong>Results:</strong> A total of 420 subjects were recruited for the study and similar number for control. There was a negative correlation between occupational noise and the physical and psychological domains of quality of life.</p><p class="abstract"><strong>Conclusions:</strong> Occupational noise level is associated with a reduction in the overall, physical and psychological components of the quality of life.</p>


2019 ◽  
Vol 4 (6) ◽  
pp. 1418-1422
Author(s):  
Bre Myers ◽  
J. Andrew Dundas

Purpose The primary aim of the current article is to provide a brief review of the literature regarding the effects of noise exposure on the vestibular and balance control systems. Although the deleterious effects of noise on the auditory system are widely known and continue to be an active area of research, much less is known regarding the effects of noise on the peripheral vestibular system. Audiologists with working knowledge of how both systems interact and overlap are better prepared to provide comprehensive care to more patients as assessment of both the auditory and vestibular systems has been in the audiologists' scope of practice since 1992. Method A narrative review summarizes salient findings from the archival literature. Results Temporary and permanent effects on vestibular system function have been documented in multiple studies. Hearing conservation, vestibular impairment, and fall risk reduction may be more intimately related than previously considered. Conclusions A full appreciation of both the vestibular and auditory systems is necessary to address the growing and aging noise-exposed population. More cross-system studies are needed to further define the complex relationship between the auditory and vestibular systems to improve comprehensive patient care.


1976 ◽  
Vol 19 (2) ◽  
pp. 216-224 ◽  
Author(s):  
James T. Yates ◽  
Jerry D. Ramsey ◽  
Jay W. Holland

The purpose of this study was to compare the damage risk of 85 and 90 dBA of white noise for equivalent full-day exposures. The damage risk of the two noise levels was determined by comparing the temporary threshold shift (TTS) of 12 subjects exposed to either 85 or 90 dBA of white noise for equivalent half- and full-day exposures. TTS was determined by comparing the pre- and postexposure binaural audiograms of each subject at 1, 2, 3, 4, 6, and 8 kHz. It was concluded that the potential damage risk, that is, hazardous effect, of 90 dBA is greater than 85 dBA of noise for equivalent full-day exposures. The statistical difference between the overall effects of equivalent exposures to 85 dBA as compared to 90 dBA of noise could not be traced to any one frequency. The damage risk of a full-day exposure to 85 dBA is equivalent to that of a half-day exposure to 90 dBA of noise. Within the limits of this study, TTS t was as effective as TTS 2 for estimating the damage risk of noise exposure.


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