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Table 1 Relationship between AP-1 expression and clinicopathological features in papillary thyroid carcinoma

From: Expression of activator protein-1 in papillary thyroid carcinoma and its clinical significance

Clinical features n AP-1 expression [cases (%)] P value
Positive Negative
Gender
 Male 17 11 (64.7) 6 (35.3) 0.184
 Female 65 54 (83.1) 11 (16.9)
Age
 ≥ 55 10 10 (100) 0 (0) 0.19
 < 55 72 55 (76.38) 17 (23.62)
Tumor size
 ≤ 2 cm 56 40 (71.43) 16 (28.57) 0.012
 > 2 cm, ≤ 4 cm 25 24 (96) 1 (4)
 > 4 cm 1 1 (100) 0 (0)
Lymph node metastasis
 Yes 61 50 (82) 11 (18) 0.473
 No 21 15 (71.4) 6 (18.6)
Multifocality
 No 42 33 (78.6) 9 (21.4) 0.873
 Yes 40 32 (80) 8 (20)
Location of lesions
 Single side 59 48 (81.4) 11 (18.6) 0.086
 Bilateral 23 17 (73.9) 6 (26.1)
Extrathyroid invasion
 Yes 29 25 (83.2) 4 (16.8) 0.657
 No 53 40 (75.5) 13 (24.5)
  1. Clinical characteristics of patients, and comparisons between expression of AP-1 and tumor size