Heterogeneous Periostin Expression in Different Histological Variants of Papillary Thyroid Carcinoma

Table 1

PN expression in tumor epithelial cells and clinicopathological characteristics of PTC.

Clinicopathologic features	Case number		PN					OR; (95% CI)
			Low score		High score
	#	%	#	%	#	%	value
Sex
Female								0.69; (0.12–3.81)
Male
Age
<45								0.63; (0.18–2.20)
>45
Tumor stage
Stages I, II								0.89; (0.26–3.07)
Stages III, IV
Histologic subtype
Conventional								10.86; (0.55–211.91)
Follicular
Macrofollicular								1.4; (0.02–78.80)
Tall cells								1.00; (0.24–4.13)
Oncocytic								105.00; (3.73–2948.28)
Multifocality
Yes								0.8; (0.20–3.08)
No
Tumor size
<2.18 cm								0.90; (0.23–3.53)
>2.18 cm
Lymphovascular invasion
Absent								0.33; (0.06–1.73)
Present
Lymph node metastasis
Absent								1.03; (0.17–6.06)
Present
Extrathyroidal invasion
Absent								0.83; (0.24–2.90)
Present

: chi-square test; OR: odd ratio; CI: confidence interval.