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Table 1 Patients’ characteristics for 357 ESCC patients

From: Preoperative systemic inflammation score (SIS) is superior to neutrophil to lymphocyte ratio (NLR) as a predicting indicator in patients with esophageal squamous cell carcinoma

Characteristics

Number of patients (%)

Gender

 Male

279 (78.2)

 Female

78 (21.8)

Age (years)

  ≤ 65

276 (77.3)

  > 65

81 (22.7)

Vascular invasion

 Yes

312 (87.4)

 No

45 (12.6)

Tumor cell differentiation

 G1

54 (15.1)

 G2

258 (72.3)

 G3

45 (12.6)

Tumor location

 Upper third

60 (16.8)

 Middle third

260 (72.8)

 Lower third

37 (10.4)

T stage

 T1

40 (11.2)

 T2

71 (19.9)

 T3

209 (58.5)

 T4

37 (10.4)

N stage

 N0

155 (43.4)

 N1–3

202 (56.6)

Pathological stage

 I

29 (8.1)

 II

123 (34.5)

 III

149 (41.7)

 IVa

56 (15.7)

Adjuvant therapy

 Yes

214 (60)

 No

143 (40)