I try something like that with no data-mini result :
Please provide a test page. See the contributing guidelines for our JS Bin template.
This is caused by the line-height we set in the CSS: https://github.com/jquery/jquery-mobile/blob/master/css/structure/jquery.mobile.table.css#L9
Although tables are meant to display data a button styled link should work, so I will commit a fix for this.
Table: reset line-height for buttons in table. Fixes #5531.