After sex

Helen • Happy family with 3 year old and 11 month old. currently in talks for baby #3 in the next year or so :)
Hi ladies so me and my partner have just had sex and I got a positive opk today but I'm worried because after we finished and I got up some came out of me I don't know if it was mine or his or both but will that affect me getting pregnant? I know this may be a silly question