Figure 2.

Kaplan-Meier curves of progression-free survival. (a) Progression-free survival in the whole series of patients (prospective + retrospective). Dotted lines represent 95% confidence intervals. (b) Progression-free survival according to type of study: continuous line refers to patients enrolled in the prospective study; dotted line refers to patients included in the retrospective study. (c) Progression-free survival according to line of treatment: continuous line refers to patients treated with paclitaxel as first-line; dotted line refers to patients receiving paclitaxel as second-line or further line.