Table 2

Clinicopathologic variables and the expression status of MMP9
Variables N MMP9 P
Low High
Age 1.000
     <65 48 14 34
     ≥65 22 6 16
Gender 0.783
     Male 45 12 33
     Female 25 8 17
Smoking 0.146 0.301
     Yes (>40 pack-years) 51 12 39
     No 19 8 11
Drink 0.427
     Yes (>50 ml/day) 39 13 26
     No 31 7 24
Differentiation 0.003
     Well + Moderate 39 17 22
     Poor 31 3 28
TNM stage 0.397
     I–II 22 8 12
     III–IV 48 14 36
Lymph node status 0.016
     Metastasis 38 6 32
     No metastasis 32 14 18

Li et al.

Li et al. Diagnostic Pathology 2013 8:207   doi:10.1186/1746-1596-8-207

Open Data