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In the article titled “Hearing Impairment in Parkinson's Disease: Expanding the Nonmotor Phenotype” (Mov Disord. 2012 Oct;27(12):1530–1535. doi: 10.1002/mds.25149) by Carmine Vitale, Vincenzo Marcelli, Roberto Allocca, Gabriella Santangelo, Pasquale Riccardi, Roberto Erro, Marianna Amboni, Maria Teresa Pellecchia, Autilia Cozzolino, Katia Longo, Marina Picillo, Marcello Moccia, Valeria Agosti, G. Sorrentino, Michele Cavaliere, Elio Marciano, and Paolo Barone; the results in Table 2 were printed without benefit of shading. The corrected Table is listed below, with original color:

Table 1. Audiometric data of study population in relation to age and hearing loss severity
AgePatients500 Hz1000 Hz2000 Hz3000 Hz4000 Hz6000 Hz8000 Hz
  1. Pure tone audiometry average threshold at 500, 1000, 2000, 3000, 4000, 6000 and 8000 Hz. Values are mean ± SD. A PTA below 25 decibels (dB) indicates normal hearing (white); 26 to 40 dB mild loss (green); 41 to 70 dB moderate loss (yellow); greater than 70 dB severe loss (red).14,15

<602918 ± 916 ± 1015 ± 1022 ± 1526 ± 1727 ± 1830 ± 22
60–704621 ± 821 ± 1122 ± 1434 ± 1841 ± 1943 ± 2049 ± 22
70–803126 ± 1026 ± 1230 ± 1443 ± 1650 ± 1554 ± 1359 ± 17
Total106       

The publisher regrets the error.