First of all, please believe your LASIK surgeon and have faith or consult a surgeon upon whom you trust . 0.25D change is not significant , LASIK surgery candidacy is based upon pre LASIK work up. Please talk to your surgeon regarding apprehension . Ultimate suggestion will be get it done only if you have faith over your surgeon else find other surgeon . Doubtful personality affects result of LASIK and it is a well known fact.
Next Steps
please visit LASIK center again with your query and get sorted out