Practice patterns among thyroid cancer surgeons: implications of performing a prophylactic central neck dissection

Table 1 Clinical and pathologic patient factors stratified by whether patient received CND or not

	No CND	CND	p value
No. of patients	169	425
Age (years)	46.3	45.6	ns
Sex
Male	43	100	ns
Female	126	325	ns
Clinically suspicious lymph nodes in central neck
Yes	6	81	<0.0001
No	105	224	<0.0001
Procedure
Total Thyroidectomy or Completion Thyroidectomy alone	169	0
Total Thyroidectomy with Ipsilateral CND	0	313
Total Thyroidectomy with Bilateral CND	0	112
T stage
T1a	32	79	ns
T1b	46	106
T2	43	96
T3	20	93
T4a	2	14
T4b	0	2
M stage
M0	157	414	ns
M1	0	2	ns
Tumor size (largest dimension in centimeters)	2.0	2.2	ns
Extrathyroidal Extension present	3	20	ns