Who has been in preterm labor

Samantha
Hello yesterday I was having painful contractions I'm 28 weeks and 3 or 4 days well I found out when I got check that I was 1cm dilated so I go back tomorrow they want me back tomorrow immediately this my first baby girl I was wondering if I'm actually dilating will the swab they give me will be postive for preterm labor I'll find out my results tomorrow any one out there I'm kinda holding back emotions