A new idea?

We have been searching for a health efficacy scale that approaches it from the aspect of assertiveness, but have had no luck in finding one. Amy Sickel suggested designing our own and validating it in the study. Cool idea although validating survey measures can be tricky. The self efficacy measure (not health focused) we currently have by Schwarzer & Jerusalem (1995) captures the assertiveness aspect that we are looking for. Perhaps we can modify it? Things to consider...