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Table 1 Clinicopathological characteristics of patients with non-small cell lung cancer (n = 100)

From: The M1 form of tumor-associated macrophages in non-small cell lung cancer is positively associated with survival time

Variable Long survival (n = 50) Short survival (n = 50)
Survival (days, mean ± standard error) 1972.0 ± 78.0 351.8 ± 32.5
Age (years, mean ± standard error) 58.0 ± 1.4 60.5 ± 1.3
Gender (male: female) 40:10 41:9
Tumor stage: number (%)   
   I 24 (48) 11 (22)
   II 9 (18) 11 (22)
   III 15 (30) 20 (40)
   IV 2 (4) 8 (16)
Histology: number (%)   
   Adenocarcinoma 12 (24) 24 (48)
   Squamous 34 (68) 17 (34)
   Alveolar cell 3 (6) 7 (14)
   Large cell 1 (2) 2 (4)
Tumor grade: number (%)   
   Well differentiation 2 (4) 0 (0)
   Moderate differentiation 27 (54) 21 (42)
   Poor differentiation 15 (30) 15 (30)
   Not recorded 6 (12) 14 (28)
Lymph node metastasis: number (%)   
   No 37 (74) 23 (46)
   Yes 13 (26) 27 (54)