PTPRN2 and noise induced hearing loss: In addition, two novel index single‐nucleotide polymorphisms, rs35075890 in the intron of AUTS2 gene at 7q11.22 (combined P = 1.3 × 10−6) and rs10081191 in the intron of PTPRN2 gene at 7q36.3 (combined P = 2.1 × 10−6), were significantly associated with NIHL.