From: Evolution of intra-tumoral heterogeneity across different pathological stages in papillary thyroid carcinoma
Tumor stage
HR
95%CI
p-value
Stage 2 vs stage 1
1.29
0.48–3.43
0.61
Stage 3 vs stage 1
2.39
1.27–4.53
0.0073**
Stage 4 vs stage 1
4.63
2.29–9.36
1.9e−05***