United had previously enjoyed their best effort through a Peter Beagrie free-kick, where he had hit the woodwork from 30 yards out.
In response to the goal, Gareth Sheldon has been brought on by Brian Laws to replace Wayne Graves.
The two sides has just kicked off for the second half when Tommy Evans was alert two minutes in to save well from Ian Clark.
Despite creating the majority of second half goalscoring chances, with Sparrow hitting the bar and Carruthers seeing the rebound saved.
Darlo doubled their lead through Clark, and with Shrewsbury winning and Hartlepool 7-1 up agaisnt Swansea it doesn't look good for our playoff chances.
Vaughan cleared a Clark shot off the line with five minutes to go.
A quick free-kick in the 89th minute by Steve Torpey enabled Martin Carruthers to score, after Mike Jeffrey had his shot blocked.