Findings

What do systematic reviews say?

10 questions · 10 findings · 1 reviews · Work

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No studies found 5 · 50%GRADE not reported 0 · 0%Very low 0 · 0%Low 1 · 10%Moderate 4 · 40%High 0 · 0%

Effects of instructions vs No special instructions (control)

PAR (dB) at short‐term · workers exposed to noise using earplugs

1 finding from 1 review

Hearing protection field attenuation estimation systems and associated training for reducing workers’ exposure to noise 2024 · Cochrane Headline outcomes only
no estimate extracted
1 study · 285 participants
Moderate

Effects of instructions vs No special instructions (control)

PAR (dB) at long‐term · workers exposed to noise using earplugs

1 finding from 1 review

Hearing protection field attenuation estimation systems and associated training for reducing workers’ exposure to noise 2024 · Cochrane Headline outcomes only
no estimate extracted
1 study · 103 participants
Moderate

Effects of instructions vs No special instructions (control)

PAR (dB) at immediate · workers exposed to noise using earplugs

1 finding from 1 review

Hearing protection field attenuation estimation systems and associated training for reducing workers’ exposure to noise 2024 · Cochrane Headline outcomes only
no estimate extracted
1 study · 100 participants
Low

Effects of instructions vs No special instructions (control)

PAR pass rate (%) · workers exposed to noise using earplugs

The review found no eligible studies for this question.

1 finding from 1 review

Hearing protection field attenuation estimation systems and associated training for reducing workers’ exposure to noise 2024 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Effects of instructions vs No special instructions (control)

Adverse effects · workers exposed to noise using earplugs

The review found no eligible studies for this question.

1 finding from 1 review

Hearing protection field attenuation estimation systems and associated training for reducing workers’ exposure to noise 2024 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Effects of instructions vs No special instructions (control)

Proportion of workers who wear HPDs · workers exposed to noise using earplugs

The review found no eligible studies for this question.

1 finding from 1 review

Hearing protection field attenuation estimation systems and associated training for reducing workers’ exposure to noise 2024 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Effects of extensive instructions vs simple instructions

Proportion of workers who wear HPDs · workers exposed to noise using HPDs

The review found no eligible studies for this question.

1 finding from 1 review

Hearing protection field attenuation estimation systems and associated training for reducing workers’ exposure to noise 2024 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Effects of extensive instructions vs simple instructions

PAR (dB) ‐ Fit testing of foam earplugs (immediate) · workers exposed to noise using HPDs

1 finding from 1 review

Hearing protection field attenuation estimation systems and associated training for reducing workers’ exposure to noise 2024 · Cochrane Headline outcomes only
no estimate extracted
1 study · 321 participants
Moderate

Effects of extensive instructions vs simple instructions

PAR pass rate (%) ‐ Fit testing of foam earplugs (immediate) · workers exposed to noise using HPDs

Effects of extensive instructions probably leads to higher PAR pass rate (%) ‐ Fit testing of foam earplugs (immediate) compared with simple instructions (moderate certainty).

1 finding from 1 review

Hearing protection field attenuation estimation systems and associated training for reducing workers’ exposure to noise 2024 · Cochrane Headline outcomes only
RR 1.75 [1.44, 2.11]
1 study · 321 participants
Moderate

Effects of extensive instructions vs simple instructions

Adverse effects · workers exposed to noise using HPDs

The review found no eligible studies for this question.

1 finding from 1 review

Hearing protection field attenuation estimation systems and associated training for reducing workers’ exposure to noise 2024 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found