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. 2015 Sep 7;8:2469–2478. doi: 10.2147/OTT.S90602

Table 6.

Postoperative survival analysis of patients with different EGFR and TTF-1 expression status

Groups Total
Stages III–IV
Hazard ratio Confidence interval (95%) P-value Hazard ratio Confidence interval (95%) P-value
EGFR 0.636 0.369–1.097 0.104 0.644 0.352–1.178 0.153
TTF-1 0.743 0.391–1.413 0.365 0.479 0.241–0.954 0.036
EGFR(+)/TTF-1(+) vs others 0.574 0.326–1.009 0.054 0.571 0.305–1.067 0.079
EGFR(+)/TTF-1(−) vs others 1.644 0.512–5.282 0.404 1.642 0.503–5.365 0.412
EGFR(−)/TTF-1(+) vs others 1.421 0.835–2.417 0.195 1.098 0.601–2.004 0.762
EGFR(−)/TTF-1(−) vs others 1.223 0.597–2.505 0.583 2.116 0.975–4.590 0.058
EGFR(+)/TTF-1(+) vs EGFR(−)/TTF-1(−) 1.706 0.752–3.869 0.201 2.616 1.085–6.306 0.027

Abbreviations: EGFR, epidermal growth factor receptor; TTF-1, thyroid transcription factor-1.