430438.fig.005a
(a)
430438.fig.005b
(b)
Figure 5: Subgroup analyses in patients aged less than 70 years ( ). There were 35 patients aged younger than 70 years in the obesity group and 73 in the control group. There were no differences between the two groups in terms of OS (a) ( ). However, the RFS rates in the obesity group tended to be lower than those in the control group, although the difference did not reach significance (b) ( ).