Chapman, Elstein et al. investigated the weights prostate cancer patients gave to 5 health attributes affected by their cancer. Individual patient's weights differed significantly, which has implications for optimal therapy selection.

GB Chapman, AS Elstein, TM Kuzel, RB Nadler, R Sharifi, CL Bennett (1999) "A multi-attribute model of prostate cancer patient's preferences for health states" Quality of Life Research 8: 171-180

Here's an alt file relevant to therapy selection in which Short-term Survival and Life Expectancy have been added to their 5 Health attributes. The Ratings are purely illustrative (see Disclaimer)