Table 3: Distribution of S-phase fraction and proliferation index according to DNA content status.

FactorAll patients
( )
( )
( )
P value

S-phase fraction (SPF)0.0022

Proliferation index0.0040

SFS: cell in S-phase of cell cycle, proliferation index: cells in both S and G2/M phases of cell cycle, low: less than 25% of proliferating cells, high: more than 25%.