CDH2 and cervicitis: Positive N-cadherin staining was seen in 12 of 283 CIN (4.24%) and 16 of 127 SCC (12.59%), with a progressive increase in N-cadherin expression along with the progression of cervical disease (NC vs. CIN, P = 0.083; NC vs. SCC; P = 2.66E-4; CIN vs. SCC, P = 0.002).