Skip to main content

Table 1 Demographics and clinicopathologic characteristics

From: Lymph node metastatic patterns and its clinical significance for thoracic superficial esophageal squamous cell carcinoma

Variables N(%)
Gender
 Male (%) 202 (88.6)
 Female (%) 26 (11.4)
Age (y) median:64, min-max:41–82
Tumor location
 Upper Tx (%) 34 (14.9)
 Mid Tx (%) 125 (54.8)
 Lower Tx (%) 69 (30.3)
Macroscopic tumor type
 0-I 70 (30.7)
 0-IIa 45 (19.7)
 0-IIb 3 (1.3)
 0-IIc 103 (45.2)
 0-III 7 (3.1)
Tumor length(mm) median:36, min-max:2–180
Differentiation
 Well (%) 58 (25.4)
 Moderate (%) 86 (37.7)
 Poor (%) 84 (36.8)
Growth pattern
 Expansive (%) 82 (36.0)
 Infiltrative (%) 146 (64.0)
Lymphatic invasion
 Absent (%) 166 (72.8)
 Present (%) 62 (27.2)
Vascular invasion
 Absent (%) 189 (82.9)
 Present (%) 39 (17.1)
pT category
 T1a (%) 62 (27.2)
 M2 27
 M3 35
 T1b (%) 166 (72.8)
 SM1 57
 SM2 61
 SM3 48
pN category
 N0 (%) 135 (59.2)
 N1 (%) 69 (30.3)
 N2 (%) 19 (8.3)
 N3 (%) 5 (2.2)
pM category
 M0 (%) 212 (93.0)
 M1 (lym) (%) 16 (7.0)
pStage
 Stage I(%) 133 (58.3)
 Stage II(%) 64 (28.1)
 Stage III(%) 15 (6.6)
 Stage IV (lym)(%) 16 (7.0)
  1. Tx thorax, NS no significance