	Patients (N=162)
Age, mean (range)	43 (34 - 74)
BMI, mean (range)	29 (19 - 48)
Gender (male)	99 (60%)
Smoking	81 (50%)
Diabetes	37 (22%)
COPD	10 (6%)
Preoperative Imaging
MRI	59 (36%)
CT	103 (63%)
Neoadjuvant Therapy
Radiation	139 (83%)
Chemotherapy	138 (82%)
Adjuvant Therapy
Radiation	10 (6%)
Chemotherapy	44 (27%)

Table 1: Patient Demographics and Characteristics
BMI: Body Mass Index, COPD: Chronic Obstructive Pulmonary Disease, CT: Computed Tomography, MRI: Magnetic Resonance Imaging.

	Patients (N=162)
Operative Approach
Open	127 (79%)
Laparoscopic trial	35(21%)
Conversion	7/35(20%)
Overall EBL, mean (range), mL	300 (100 – 2100)
Open EBL, mean (range), mL	550 (200 – 2100)
Lap EBL, mean (range), mL	200 (100 – 500)
Mean Overall Op time min	280 (145 – 347)
Mean Open Op time min	300 (150 – 320)
Mean Lap Op time min	225 (160 – 320)

	Patients (N=162)
Overall Complications	41 (25%)
Perineal wound complications	14 (9%)
SSI	8 (5%)
UTI	8 (5%)
Chest infection	3 (2%)
PE	1 (1%)
DVT	4 (2.5%)
Hospital Death	1 (0.6%)
LOS, mean (range), days	9 (3 – 38)
Follow-up, mean (range), months	33.8 (3- 117)

	Patients (N=162)
Pathologic Tumor Stage
Stage I	15 (10%)
Stage IIA	30 (19%)
Stage IIB	20 (12.5%)
Stage IIC	20 (12.5%)
Stage IIIA	19 (11.5%)
Stage IIIB	21 (13%)
Stage IIIC	16 (10%)
Stage IV	6 (3.7%)
No Residual Malignancy	15 (10%)
(after neoadjuvant therapy)	15 (10%)
Tumor size, mean (cm)	3.2 (0.3 - 10)
Tumor Margins
CRM Positive (R1)	14/162 (8.5%)
Laparoscopy CRM Positive	3/28 (10.6%)
Open CRM Positive	11/134 (8.2%)
CRM Distance, mean (mm)	7 (3.0 - 25)
Distal Margin, mean (cm)	4.8 (0.9 -24)
Resection Classification
R0	136 (84%)
R1	14 (8.5%)
R2	12 (7.5%)
Recurrence
Local	4 (2.5%)
Distal	12 (7.5%)

Tables at a glance

Figures at a glance