I Had Anti HCv Test Last Week,i Got Result Non

I had Anti HCv test last week,i got result non reactive i.e 0.16 patient value to 1.00 cut off value..I felt relaxed but there is sentence also beneath the report that Gray zone reported after rechecking on a second instrument and i should have PCR test for full satisfaction.Kindly explain it to me or give me some advise on it .....