Table 2.

Overall genetic and epigenetic alterations in sputum samples

GenesNo. analyzed casesNo. altered cases (%)
K-ras5060
p5380315 (1.9)
p16INK4A76539 (5.1)
RASSF1A2462 (0.8)
NORE1A991 (1.0)*
Total56 (6.9)
  • * Patient with coincidental methylation of p16INK4A.