Skip to main content

Table 1 Patient, tumor and surgical characteristics

From: Impact of neoadjuvant treatment on total mesorectal excision for ultra-low rectal cancers

Characteristics Group A
(n = 69)
Group B
(n = 58)
Group C
(n = 53)
P value
Mean(range)Age (yrs) 70.6(33-88) 63.1(30-88) 61.2(37-89) NS
Gender     
   Male 36 35 35 NS
   Female 33 23 18  
Comorbidities     NS
ASA status     NS
   1 11 9 13  
   2 44 43 34  
   3 13 6 6  
   4 1 0 0  
Type of Surgery     
   APR 53 49 32 0.04
   ULAR 16 9 21  
Intent of Surgery     NS
   Curative 62 54 49  
   Palliative 7 4 4  
Approach (Lap/Open) 16/53 12/46 10/43 NS
Median(range)Operating time(mins) 174.5(80-340) 185.3(75-420) 181.8(100-340) NS
Median(range)Blood loss intraop (mls) 601(50-3000) 842(99-4200) 654(99-2000) NS
Pathological tumor stage     
   1 28 8 2  
   2 19 28 13  
   3 16 16 34  
   4 4 1 4  
Tumor differentiation     NS
   Poor 8 8 12  
   Moderate 52 38 39  
   Well 5 4 1  
Neurovascular involvement 14 13 29 NS
  1. ASA, American Society of Anesthesiologist, APR, abdomino-perineal resection, ULAR, ultra-low anterior resection, NS, not significant