The survey of 285 Londoners was conducted by Bryter Research two weeks ago.
Read the full report, "Struck Out: Reforming London Underground's Strike Laws".
More top news
A 22-year-old woman with osteoporosis was left with a suspected broken rib in a dispute over a priority seat on the 73 bus in Westminster.
A man who was arrested for drink-driving in Essex penned a heartwarming letter of thanks praising the officer who pulled him over.
Chelsea goalkeeper Petr Cech has completed an £11 million signing for fierce rivals Arsenal.