Figure 1From: Pharmacogenetic profiling and cetuximab outcome in patients with advanced colorectal cancer Relationship between cetuximab-related acneiform rash (maximum observed grade) and CA-repeats polymorphism in intron 1 of EGFR gene (CA sum ≤ 35 vs CA sum > 35). Chi-square test: p = 0.058. OR relative to patients with CA sum > 35 was 2.91 (95% CI 0.95-8.92).Back to article page