Figure 2From: Impact of tumor attachment to the pleura measured by a pretreatment CT image on outcome of stage I NSCLC treated with stereotactic body radiotherapy Ninety lung tumors were divided into four groups according to attachment status. The median length of positive attachment of 42 tumors was 14.7 mm (range, 4.3-36.0 mm), and the tumors were divided at the sample median into broad attachment and narrow attachment groups.Back to article page