1. Table S1. Inverse correlation between FOXC2 and PP2A/C expression (tested by one-tailed Spearman's nonparametric correlation test, correlation coefficient = , P= 0.045)
PP2A/C
FOXC2
Low (-,+)
High (++,+++) 27 21 35 13

2. Table S2. Cox univariate potential hazards analysis in lung cancer
Parameters
Comparison
HR (95% CI)
P-value
miR-520h level
high; low
1.998(1.236 to 3.23)
0.005
Tumor status
T1-T2 ; T3-T4
1.457(0.723 to 2.938)
0.293
Lymph node status
N0;N1-2
2.913(1.824 to 4.652)
<0.001
Metastasis
M0;M1
1.833(0.875 to 3.84)
0.108