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Table 5 Logistic regression of relationship between excision technique and margins described as either marked artifact or uninterpretable while controlling for size

From: CO2 laser versus cold steel margin analysis following endoscopic excision of glottic cancer

Variable Odds ratio 95% CI p-value
Laser vs. Steel 2.05 1.12-3.77 0.020
Increase by 1 mm 0.90 0.74-1.10 0.31