Fig. 2From: Surgical margins of the oral cavity: is 5 mm really necessary?Time-dependent area under the curve plot for local recurrence-free survival comparing margins (0 mm, 0.01–1 mm, 1.01–2 mm, 2.01–5 mm, vs. > 5 mm) and multivariable model (adjusting for age, alcohol use and pathological T and N stage)Back to article page