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Figure 1: Navy personnel participating in the Royal Norwegian Navy (RNoN) study on hearing loss, 2012-2014. The gray shaded boxes indicate participants who were excluded. Exclusion at baseline due to noncompliance with the protocol (n = 81) or due to technical failure of one of the audiometers (n = 86). Exclusion at follow-up due to noncompliance with the protocol (n = 65)

Figure 1: Navy personnel participating in the Royal Norwegian Navy (RNoN) study on hearing loss, 2012-2014. The gray shaded boxes indicate participants who were excluded. Exclusion at baseline due to noncompliance with the protocol (<i>n</i> = 81) or due to technical failure of one of the audiometers (<i>n</i> = 86). Exclusion at follow-up due to noncompliance with the protocol (<i>n</i> = 65)