CAT and cervical squamous intraepithelial neoplasia: However, CAT activities of MTDRs and MTCIN + DRs significantly decreased compared with DRs and CIN + DRs (81.7 ± 3.6 and 84.6 ± 3.8 versus 90.9 ± 3.7 and 94.2 ± 3.3, p < 0.05 for all, resp).