Clinical impact of abdominal versus mediastinal metastases as a prognostic factor for poor outcomes following esophageal cancer surgery: a retrospective study

Table 6 Correlation between the clinical and pathological diagnoses

Factors	All patients (n = 157)					Factors	Patients who did not undergo NAC^a (n = 80)					Factors	Patients who underwent NAC (n77)
Factors	pT0–1	pT2-4a	ρ^b value	positive predictive value	accuracy rate	Factors	pT0–1	pT2-4a	ρ value	positive predictive value	accuracy rate	Factors	pT0–1	pT2-4a	ρ value	positive predictive value	accuracy rate
cT1	54	4				cT1	50	4				cT1	4	0
cT2–3	24	75	0.665	75.8	82.2	cT2–3	4	22	0.772	84.6	90.0	cT2–3	20	53	0.348	72.6	74.0
Factors	All patients (n = 157)					Factors	Patients who did not undergo NAC^a (n = 80)					Factors	Patients who underwent NAC (n77)
Factors	pN0	pN1–3	ρ value	positive predictive value	accuracy rate	Factors	pN0	pN1–3	ρ value	positive predictive value	accuracy rate	Factors	pN0	pN1–3	ρ value	positive predictive value	accuracy rate
pN0	61	26				pN0	43	16				pN0	18	10
pN1–3	16	54	0.470	77.1	73.2	pN1–3	4	17	0.481	81.0	75.0	pN1–3	12	37	0.393	75.5	71.4

^aNAC neoadjuvant chemotherapy, ^bρ Spearman’s correlation coefficients, *: p < 0.05

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