We observed significantly lower ARE (53±19 kU/L vs. 77±17 kU/L, P < 0.001], ARE/HDL [37 (28-44) kU/mmol vs. 43 (37-50) kU/mmol, P < 0.001)) and ARE/apoAI (29±11 kU/g vs. 44±11 kU/g, P < 0.001) in patients with CIN. Here, APOA1 is linked to cervical squamous intraepithelial neoplasia.