Yet another "should I have pushed?"

Party Poker No-Limit Hold'em Tourney, Big Blind is t300 (4 handed) FTR converter on zerodivide.cx

SB (t680)
BB (t3850)
UTG (t2320)
Hero (t1150)

Preflop: Hero is Button with 2[img]/images/graemlins/club.gif[/img], 2[img]/images/graemlins/heart.gif[/img].
<font color="#666666">1 fold</font>, Hero pushes all-in

Blinds were 150-300. BB was kind of a loose player, but I hadn't seen him make any bad all-in calls. I always find myself in these sticky situations with a shortstack and myself having a stack that will last a couple orbits but will be crippled if I don't make a move soon. I just hate leaving it to the short stack to bust themselves out, especially when they can survive more than one orbit, like this guy could. I felt one successful blind steal would better ensure my survival over the short stack. So, is this move + or - EV?