At first I thought it'd be male children, but I don't think that's it - male electricians and other workers is more likely. Also, I don't have a reference, but

At first I thought it'd be male children, but I don't think that's it - male electricians and other workers is more likely. Also, I don't have a reference, but it's stuck in my head that deaths from electrocution frequently involve falling off a ladder (or other "secondary" causes), rather than dying from cardiac arrest or other direct injury.