HAVCR1 and cervical squamous intraepithelial neoplasia: CM: contrast media, VDBP: vitamin D binding protein, KIM-1: kidney injury molecule 1, uCr: urinary creatinine, CIN: contrast induced nephropathy, GFR: glomerulary filtration rate estimated with the MDRD formula, ME: mean, M: mean, SD: standard deviation,*—p<0.05 is statistically significant.