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. 2025 Aug 26;14:639. Originally published 2025 Jul 1. [Version 2] doi: 10.12688/f1000research.166053.2

Table 2. Findings from the analysis of responses to questions regarding awareness of occupational hazards (Part B of the questionnaire).

No. Questions Responses Correct Answer (Proportion, category)
Yes No/Not well established I don’t know Total
Freq % Freq % Freq % Freq %
QB1 Can electrical devices in dentistry cause injuries like; burns or short circuits? 62 31.3% 123 62.1% 13 6.6% 198 100% 0.31, Low
QB2 Can low intensity light at work place cause eye pain, eye fatigue or headache? 182 91.9% 14 7.1% 2 1.0% 198 100% 0.92, Very High
QB3 Can high intensity light at work place cause eye pain, eye fatigue or headache? 192 97.0% 4 2.0% 2 1.0% 198 100% 0.97, Very High
QB4 Can light emitted from devices such as light curing devices, PC monitors, or lasers induce conjunctivitis or keratitis? 151 76.3% 17 8.6% 30 15.2% 198 100% 0.76, High
QB5 Is it correct that, high speed handpieces, air compressors, suction machines or scalers may cause hearing loss? 136 68.7% 43 21.7% 19 9.6% 198 100% 0.69, Moderate
QB6 Is there any relationship between intensity, frequency and, duration of exposure the aforementioned points and hearing loss? 170 85.9% 13 6.6% 15 7.6% 198 100% 0.86, High
QB7 Does exposure to X-ray radiation without any further protective measurement cause physical or genetical harm? 185 93.4% 8 4.0% 5 2.5% 198 100% 0.93, Very High
QB8 Does exposure to X-rays without proper protective measure gradually threatens life? 177 89.4% 15 7.6% 6 3.0% 198 100% 0.89, High
QB9 Are HSV, HBs, HIV, HCV, and TB the most worrisome infectious agents among dental practitioners? 193 97.5% 4 2.0% 1 0.5% 198 100% 0.97, Very High
QB10 In addition to bacteria, virus, and fungi, are prions also considered a biological threat? 125 63.1% 8 4.0% 65 32.8% 198 100% 0.63, Moderate
QB11 Are saliva and gingival-crevicular fluid a main source of infection? 181 91.4% 10 5.1% 7 3.5% 198 100% 0.91, Very High
QB12 Do aerosols produced during dental procedures play role in infection transmission? 151 76.3% 21 10.6% 26 13.1% 198 100% 0.76, High
QB13 Is it true that high speed handpiece produce aerosol? 152 76.8% 24 12.1% 22 11.1% 198 100% 0.77, High
QB14 Does ultrasonic scalers produce highest number of aerosols? 123 62.1% 33 16.7% 42 21.2% 198 100% 0.62, Moderate
QB15 Are injuries with sharp objects like needle and scalpel very dangerous in terms of cross-contamination? 190 96.0% 5 2.5% 3 1.5% 198 100% 0.96, Very High
QB16 Is mercury in dental amalgam a risk factor for oral cancer? 123 62.1% 43 21.7% 32 16.2% 198 100% 0.22, Low
QB17 Does continuous exposure/contact to methyl-acrylate may cause allergic reaction? 141 71.2% 7 3.5% 50 25.3% 198 100% 0.71, High
QB18 Is it true that, allergy to latex gloves is relatively common? 121 61.1% 66 33.3% 11 5.6% 198 100% 0.61, Moderate
QB19 Are musculoskeletal disorders common among dental professionals? 170 85.9% 22 11.1% 6 3.0% 198 100% 0.86, High
QB20 Is carpal tunnel syndrome a common type of musculoskeletal disorder in dentistry? 135 68.2% 28 14.1% 35 17.7% 198 100% 0.14, Very Low
QB21 Is it true that, dental profession is associated with high level of mental stress? 141 71.2% 43 21.7% 14 7.1% 198 100% 0.71, High
QB22 Are lack of social activities or a decline in time spent with family, one of the major causes of stress among Dental professionals? 149 75.3% 38 19.2% 11 5.6% 198 100% 0.75, High
QB23 Are dental office wastes considered hazardous? 174 87.9% 21 10.6% 3 1.5% 198 100% 0.88, High
Mean Proportion of Correct Answers 0.73, High