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Table 2 Correlation between TRAIL receptor expression levels and clinicopathologic prognosticators in primary OSCC

From: Repression of tumor necrosis factor-related apoptosis-inducing ligand (TRAIL) but not its receptors during oral cancer progression

Histologic grade     
Variables DR4 Mean ± SD DR5 Mean ± SD DcR1 Mean ± SD DcR2 Mean ± SD
Well differentiated (n = 6) 2.96 ± 0.53 1.23 ± 0.71 2.40 ± 1.05 0.55 ± 0.38
Mod. differentiated (n = 19) 2.03 ± 0. 91 1.51 ± 0.79 2.46 ± 0.65 0.69 ± 0.42
Poorly differentiated (n = 8) 2.15 ± 0.86 1.01 ± 0.26 2.61 ± 0.61 0.80 ± 0.73
Basaloid SCC (n = 9) 2.18 ± 1.05 1.43 ± 0.70 2.64 ± 0.54 0.39 ± 0.36
P value 0.189 0.366 0.864 0.305
Tumor size     
pT1 (n= 14) 2.45 ± 1.06 1.19 ± 0.65 2.41± 0.57 0.53 ± 0.47
pT2 (n = 23) 2.16 ± 0.85 1.44 ± 0.63 2.60 ± 0.77 0.60 ± 0.41
pT3 (n = 2) 2.05 ± 0.21 2.5 ± 0.98 2.45 ± 0.07 0.75 ± 0.07
pT4 (n = 3) 1.93 ± 1.15 2.7 ± 0.57 2.7 ± 0.7 1.10 ± 1.04
P value 0.734 0.03 0.846 0.336
Lymph node status     
pN0 (n = 25) 2.27 ± 0.88 1.36 ± 0.79 2.67 ± 0.75 0.69 ± 0.55
pN1/2 (n = 17) 2.21 ± 0.99 1.35 ± 0.57 2.34 ± 0.50 0.53 ± 0.36
P value 0.842 0.986 0.098 0.256