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Table 1 Characteristics of the subjects

From: Efficacy of plasma vascular endothelial growth factor in monitoring first-line chemotherapy in patients with advanced non-small cell lung cancer

Characteristics Cases (n = 134) Controls (n = 100)
Age (years), median (range) 56.5 (33-85) 56.5 (35-86)
Sex#   
   Male 121 (90.3%) 78 (78.0%)
   Female 13 (9.7%) 22 (22.0%)
Smoking status   
   Never smokers 26 (19.4%) 33 (33.0%)
   Smokers 108 (80.6%) 67 (67.0%)
VEGF levels (pg/mL) * 265.7 (155.7-408.0) 74.5 (40.3-132.0)
Median (25-75% quartile)   
  1. p = 0.642;# p = 0.009; p = 0.026; * p < 0.0001