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. 2015 Jun 8;2015:671267. doi: 10.1155/2015/671267

Table 1.

Patient and tumour data.

Baseline data
 RAPN procedures (n) 77
 Number of patients (n) 76
 RAPN procedures, senior author 58
 Mean age, y (range) 63 (36–83)
 Sex (n)
  Male 41
  Female 16

Tumour characteristics (procedures by senior author, n = 58)
 Side (n)
  Left 33
  Right 25
 Mean tumour size, mm (range, median) 30.5 (14–80, 28)
 Pathology, n (percentage)
  Clear cell 36 (62.1%)
  Papillary cell 8 (13.8%)
  Oncocytoma 7 (12%)
  Chromophobe 4 (7%)
  Angiomyolipoma 2 (3.4%) (fat-poor)
  Malakoplakia 1 (1.7%)
  Negative margin status, n (%) 57 (98.3%)
  Lymphovascular invasion at margin, n (%) 1 (1.7%)