International Journal of Endocrinology / 2017 / Article / Tab 2

Research Article

Pretreatment BMI Is Associated with Aggressive Clinicopathological Features of Papillary Thyroid Carcinoma: A Multicenter Study

Table 2

Pathological factors of 1622 PTC patients.

BMI at diagnosis (kg/m2) value
BMI < 18.5
18.5 ≤ BMI < 23
23 ≤ BMI < 27.5
BMI ≥ 27.5

Tumor size, cm, mean ± SD0.9 ± 0.51.1 ± 0.51.3 ± 0.61.3 ± 0.50.12
Maximum tumor size, cm0.14
 <1 cm48 (61.54%)486 (58.83%)267 (64.5%)156 (51.32%)
 ≥1 cm30 (38.46%)340 (41.16%)147 (35.5%)148 (48.68%)
Multifocality24 (30.77%)263 (31.84%)167 (40.34%)129 (42.43%)0.02
Bilateriality21 (26.92%)174 (21.07%)96 (23.19%)68 (22.36%)0.49
Extrathyroidal extension27 (34.62%)287 (34.75%)170 (41.06%)141 (46.38%)0.04
N128 (35.9%)314 (38.01%)163 (39.37%)149 (49.01%)0.045
 N1a1917611883
 N1b91384566
M13 (3.85%)14 (1.69%)11 (2.68%)6 (1.97%)0.65
TNM stage0.001
 I + II49525225150
 III + IV29 (37.18%)301 (36.44%)189 (45.65%)154 (50.66%)

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