Fig. 1From: Development of a nomogram for prediction of central lymph node metastasis of papillary thyroid microcarcinomaLASSO coefficient profiles of the risk factors with P < 0.05 (A). The results of the fivefold cross-validation determined the optimal value of the penalty parameter λ (λ = 0.002157022). Five independent prognostic genes for risk model construction were identified (B)Back to article page