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Table 7 Summary of two-tailed t-test of the scores before and after NAC

From: GR, Sgk1, and NDRG1 in esophageal squamous cell carcinoma: their correlation with therapeutic outcome of neoadjuvant chemotherapy

Variable (score average)

t

df

P

Correlation coefficient (95% CI)

pre-NAC GR score (152.3) vs post-NAC GR score (141.8)

1597

41

0.1178

0.1922(−0.1186–0.4688)

pre-NAC SgK1 score (4.976) vs post-NAC Sgk1 score (4.333)

1.723

41

0.0924

0.7120 (0.5208–0.8352)

pre-NAC NDRG1 score (7.024) vs post-NAC NDRG1 score (6.357)

1.274

41

0.2097

0.3780 (0.0837–0.6117)