| |
Total
|
Age < 55 years
|
Age ≥ 55 years
|
p
|
|---|
|
Total
|
558 (100%)
|
476 (85.3%)
|
82 (14.7%)
| |
|
Age (years)
|
39.29 ± 12.06
|
35.68 ± 8.79
|
60.28 ± 4.96
|
0.000*
|
|
Gender
|
|
Female
|
378 (67.7%)
|
322 (67.6%)
|
56 (68.3%)
|
0.908
|
|
Male
|
180 (32.3%)
|
154 (32.4%)
|
26 (31.7%)
| |
|
Largest tumor size (cm)
|
1.54 ± 1.24
|
1.53 ± 1.16
|
1.56 ± 1.66
|
0.859
|
|
Bilaterality
|
|
Yes
|
136 (24.4%)
|
117 (24.6%)
|
19 (23.3%)
|
0.784
|
|
No
|
422 (75.6%)
|
359 (75.4%)
|
63 (76.8%)
| |
|
Lymph node metastasis
|
|
Yes
|
366 (65.6%)
|
324 (68.1%)
|
42 (51.2%)
|
0.003*
|
|
No
|
192 (34.4%)
|
152 (31.9%)
|
40 (48.8%)
| |
|
Coexistence with Hashimoto’s thyroiditis
|
|
Yes
|
131 (23.5%)
|
121 (25.4%)
|
10 (12.2%)
|
0.009*
|
|
No
|
427 (76.5%)
|
355 (74.6%)
|
72 (87.8%)
| |
- Data are expressed as mean ± standard deviation or number (%)
- The significance level was set at p < 0.05
- * Significant difference between the two groups
