In the NUT's strike ballot 92 % voted in favour of strike action with a turnout of 40 % (politics.co.uk)
In the NUT's ballot 91.6 % voted in favour of action short of strike action and 82.5 % voted in favour of strike action with a turn out of 27 %. (politics.co.uk)
The report suggested additional measures to curb union powers including a requirement for a minimum of 40 % of a unionised workforce to vote in favour of strike action for it to go ahead. (politics.co.uk)