Figure 2 Kaplan-Meier plot of cumulative survival against the change in pancreastatin (during-treatment:pre-treatment pancreastatin ratio). Solid line denotes reduced or no change; dashed line denotes 1.5-fold to five-fold increase; dotted line denotes >five-fold increase: (blot denotes censored). ² = 24.364 (P < 0.001)