Oscar results + NIPT

Today i got back my oscar blood test results and it shows Trisomy 21 to be 1: 120+ and acceptable range is 1:400+ Trisomy 13 to be 1: 1400+ and acceptable range is 1: 1400 Qns 1) if i do nipt can i totally disregard Oscar results alr? Q2) Trisomy 13 wise i seemed to just pass.. should i be worried about this or just not be too bothered by it? Pls share with me your results too.. and in the meantime, happy weekend to all! :-)