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Table 1 Preoperative Patient Data (n = 225)

From: Surgical experience and patient-related restrictions predict the adequacy of cervical mediastinoscopy in non-small cell lung carcinoma lymph node staging

Variablea

Value

Age, years

62.4 ± 10.1

Sex

 Male

167 (74)

 Female

58 (26)

Histology primary lung tumor

 Squamous cell carcinoma

118 (52)

 Adenocarcinoma

59 (26)

 Large cell carcinoma

45 (20)

 Adenosquamous carcinoma

2 (1)

 NSCLC not otherwise specified

1 (0)

Clinical N-status

 N0–1

116 (52)

 N2

100 (44)

 N3

9 (4)

Clinical Stageb

 IA

5 (2)

 IB

7 (3)

 IIA

12 (5)

 IIB

45 (20)

 IIIA

109 (48)

 IIIB

35 (16)

 IIIC

3 (1)

 IVA

9 (4)

 IVB

0 (0)

Purpose of cervical mediastinoscopy

 Staging

138 (61)

 Staging of tumor with unknown histology

66 (29)

 Restaging after chemotherapy

20 (9)

 Restaging after earlier mediastinoscopy

1 (0)

Video cervical mediastinoscopy

187 (83)

Level of surgeon’s experience

 Experienced surgeon

129 (57)

 Less experienced surgeon

96 (43)

  1. aData are presented as mean ± standard deviation or number (%)
  2. bBased on the 8th edition of the TNM classification for lung cancer (International Association for the Study of Lung Cancer)
  3. NSCLC non-small cell lung carcinoma