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. Author manuscript; available in PMC: 2013 Oct 1.
Published in final edited form as: J Surg Res. 2013 Apr 17;184(2):761–765. doi: 10.1016/j.jss.2013.03.086

Table 1.

FNA diagnosis by age

FNA diagnosis Age ≤45
(N=1,215)		 Age >45
(N=2,766)		 P-value
Diagnostic 94.2% (1,145) 93.2% (2,577) NS
   Benign 85.5% 88.4% 0.01
   Indeterminate 6.4% 7.6% NS
   Malignant 8.1% 4.0% <0.001
Non-Diagnostic 5.8% 6.8% NS

% malignant, indeterminate, benign out of diagnostic FNAs