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Table 1 The clinical characteristics of the patients enrolled in the study

From: Postoperative lymphatic recurrence distribution and delineation of the radiation field in lower thoracic squamous cell esophageal carcinomas: a real-world study

Characteristics

Patients

No

Constituent ratio (%)

Age

40–80 y (59 y)

 

Sex

 Male

209

86.7

 Female

32

13.3

Pathological type

 Squamous cell carcinomas

241

100

Stage (AJCC 8th)

 Stage 0

11

4.6

 Stage I

36

14.9

 Stage II

71

29.5

 Stage III

93

38.6

 Stage IV

30

12.4

Grade of differentiation

 Highly differentiated

10

4.2

 Moderately differentiated

109

45.2

 Poorly differentiated

47

19.5

 Undefined grade

75

31.1

Location

 Lower thoracic

241

100

Chemotherapy

 Neoadjuvant + /adjuvant chemotherapy

70

29.0

 Without chemotherapy

171

71.0

Surgical method

 Two-incision surgery

63

26.1

 Three-incision surgery

71

29.5

 Other methods or undefined methods

107

44.4

Recurrence

 LN recurrence

140

58.1

 No LN recurrence

101

41.9

Total

241

100