CCT6A and non-small cell lung carcinoma: Additionally, the best cut-off point was at IHC score of 1.5, with the sensitivity and specificity of 76.1% and 53.5% respectively; at the point that IHC score = 4, CCT6A showed the ability to distinguish NSCLC tissue from adjacent tissue with the sensitivity and specificity of 47.5% and 69.6% respectively (Supplementary Figure 2B).