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Table 1 Clinical characteristics of patients with leukoplakia vs normal tissue used in gene microarray (n = 103)

From: Differences in gene expression profile between vocal cord Leukoplakia and normal larynx mucosa by gene chip

  Age Gender Smoking Alcohol Drinking GERD
Male Female
Normal 42.3 ± 5.7 97 (94.2%) 6 (5.8%) 45 (43.7%) 34 (33.0%) 6 (5.8%)
Leukoplakia 45.8 ± 6.9 99 (96.1%) 4 (4.9%) 87 (84.5%) 72 (69.9%) 37 (35.9%)
  1. GERD: Gastroesophageal Reflux Disease