2-h weapon has ability REVERSE SLASH.I need to know how many % of health must remain to full damage?

Mishaofi1983

Hello.
2-h weapon has ability REVERSE SLASH.I need to know how many % of health must remain so i can strike with full bonus damage (300%) ?

Skiserony

Less than 24% health.

OhItsReckt

It's >25% to receive the MAXIMUM damage. (300%)

Reeko

I read it is 50%
http://elderscrollsonline.info/reverse-slash

Reeko

I misread the question then,