Hidden fields in IE (cakePHP: 2.3.2)

I'm having a problems with Internet explorer and hidden fields. it isn't hide them.

IE 10 or older
cakePHP: 2.3.2


use:
echo $this->Form->input('category', array('type' => 'text', 'value' => $category, 'hidden' => true, 'label' => false));

source generated:
<input name="data[Document][category]" id="DocumentCategory" required="" type="text" hidden="1" value="Certification"/>


can you help me?

thank you

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