Table 1. Papillary thyroid carcinoma patients with and without BRAF^V600E mutation.

Clinicopathological features	BRAFV600E mutation		χ2	P
	Positive (n = 314)	Negative (n = 67)
Gender			4.379	0.036
Female	232 (73.89)	41 (61.19)
Male	82 (26.11)	26 (38.81)
Age (years)			1.543	0.214
≦45	195 (62.10)	47 (70.15)
$>$45	119 (37.90)	20 (29.85)
Extrathyroidal manifestations	169 (53.82)	29 (43.28)	2.457	0.117
Lymph node metastasis	192 (61.15)	42 (62.69)	0.055	0.814