Euthyroid Group
II (n=39)
Hypothyroid Group I
(n=10)
p-value
Age 59.7±11.4 62.9±7.7 0.332
T
T3/T4
37 (95%) 10 (100%) 1.000
N
N0
N+
30 (77%)
9 (23%)
8 (80%)
2 (20%)
1.000
Closure Technique
Staple
Suture
9 (23%)
30 (77%)
2 (20%)
8 (80%)
1.000
TEP 27 (69%) 7 (70%) 1.000
CP Myotomy 20 (51%) 7 (70%) 0.478
Thyroidectomy 11 (28%) 2 (20%) 0.710
Flap Closure 11 (28%) 5 (50%) 0.261
Revision Surgery 9 (23%) 3 (30%) 0.690
Degree Diff 36 (92%) 9 (90%) 1.000
Positive Margin 3 (8%) 2 (20%) 0.267
Infection 7 (18%) 2 (20%) 1.000
Fistula 14 (36%) 4 (40%) 1.000
Misc Surg Compl 8 (21%) 0 (0%) 0.180
Tob 32 (82%) 8 (80%) 1.000
EtOH 26 (67%) 4 (40%) 0.157
Illicit Drugs 3 (8%) 0 (0%) 1.000
Diabetes 7 (18%) 2 (20%) 1.000
TPN/PEG ≥ 2 wks 18 (46%) 4/8 (50%) 1.000
Pre-op XRT 10 (26%) 7 (70%) 0.021
Post-op XRT 23 (59%) 2 (20%) 0.037
Chemotherapy 6/37 (16%) 4/9 (44%) 0.087
EBL 372.8±291.1 341.7±204.6 0.846
PKYr 63.7±33.2 91.3±29.2 0.040
TSH value 1.6±0.8 7.2±6.8 0.0007
Pre Albumin 13.3±5.5 13.4±4.6 0.837
Albumin 3.8±0.7 2.9±0.8 0.010
Hgb 13.4±2.2 12.5±2.3 0.297
All p-values are based on Fisher’s exact tests for categorical risk factors, and Wilcoxon rank-sum tests for continuous risk factors
Legend: TEP = Tracheoesophageal puncture, CP = cricopharyngeal, Degree Diff = moderately and poorly differentiated, Misc Surg Compl = miscellaneous surgical complications, Tob = tobacco use > 20 pack years, EtOH = alcohol abuse, TPN/ PEG = total parenteral nutrition/percutaneous enteral gastrostomy tube, XRT = radiation, EBL = estimated blood loss, PK Yr = pack year, TSH = thyroid stimulating hormone, Hgb = hemoglobin
Table 1: Risk Factors Between Euthyroid and Hypothyroid Groups.