showed a trendp = 0.49
The study comparing the combination therapy of carboplatin and gemcitabine with gemcitabine monotherapy showed a trend toward longer overall survival (OS) (6.7 months vs. 4.8 months, p = 0.49) and progression free survival (PFS) (4.1 months vs. 3.0 months, p = 0.36) in the combination therapy group, although the results were not statistically significant [ 13 ].