Surgery VS Watchful Waiting

yes.
read:
1. http://jama.jamanetwork.com/article.aspx?articleid=202212&resultclick=1
It shows 0.18% per year risk of incarceration with watchful waiting.

2. http://link.springer.com/article/10.1007/s10029-009-0529-7
It outlines evidence-based treatment of inguinal hernias