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Table 1 Patient histopathologic and surgery details

From: Impact of surgical resection extension on outcome for primary well-differentiated thyroid cancer—a retrospective analysis

Parameter Total One-stage surgery Two-stage surgery
n (%) n = 87 n = 56 (64%) n = 31 (36%)
Female gender 53 (61%) 34 (61%) 19 (61%)
Age (years) [median (range)] 49 (16–84) 49.5 (20–84) 48 (16–81)
Tumor histopathology
 Papillary thyroid cancer 73 (84%) 48 (86%) 25 (81%)
  Papillary microcarcinoma 27 23 4
 Follicular thyroid cancer 14 (16%) 8 (14%) 6 (19%)
  Minimally invasive follicular thyroid cancer 3 3 0
T stage
 pT1 49 (56%) 36 (64%) 13 (42%)
 pT2 16 (18%) 7 (12%) 9 (29%)
 pT3 17 (20%) 11 (20%) 6 (19%)
 pT4 5 (6%) 2 (4%) 3 (10%)
Lymph node metastasis (pNpos)a 21/55 (38%) 12/26 (46%) 9/29 (31%)
 Papillary thyroid cancer 20 12 8
 Follicular thyroid cancer 1 0 1
Synchronous distant metastasis 12 (14%) 11 (20%) 1 (3%)
 Lung 8 8 0
 Bone 6 6 0
 Liver 1 1 0
 Soft tissue 3 2 1
Residual tumor (R+) 7 (8%) b 5 (6%)
  1. One-stage surgery; 30 patients underwent total thyroidectomy without LND, 15 patients receiving central LND, 11 patients receiving central and lateral LND. Two-stage surgery; 2 patients underwent completion thyroidectomy without LND, 29 patients with LND with or without completion thyroidectomy. pNpos (lymph node metastasis diagnosed by histopathology)
  2. pNpos lymph node metastasis diagnosed by histopathology
  3. aRelation to patients who underwent LND
  4. bAll patients with a R + situation underwent LND