Table 3.

Relative expression of NER proteins in SCCHN patients and controls

n*Mean ± SD
Difference (%)P
CasesControls
Age (y)57/6356.2 ± 9.757.2 ± 9.50.418
Storage time57/6317.7 ± 11.713.2 ± 6.80.013
Relative expression (%)
ERCC153/581.369 ± 0.4011.696 ± 0.539−19.3<0.001
XPA53/610.363 ± 0.1110.424 ± 0.160−14.40.017
XPC54/621.326 ± 0.6501.770 ± 0.923−25.10.003
XPD52/590.947 ± 0.3431.137 ± 0.584−19.00.037
XPF56/620.966 ± 0.4381.297 ± 0.764−25.50.004
XPG55/601.206 ± 0.4531.432 ± 0.628−15.80.028
  • * Number of cases/controls.

  • Calculated using two-sided Student's t test.

  • Expression level relative to that of β-actin.