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Table 1 Patient Clinical Characteristics at Baseline

From: Long-term oncological outcomes of low anterior resection for rectal cancer with and without preservation of the left colic artery: a retrospective cohort study

  HL
(n = 295)
LL
(n = 221)
P value
Sex [n (%)]    0.732
 Male 196 (66.4) 150 (67.9)  
 Female 99 (33.6) 71 (32.1)  
Age: years 63.3 ± 10.7 64.4 ± 9.8 0.471
BMI: kg/m2 22.3 ± 3.0 22.4 ± 3.1 0.832
ASA classification    0.117
 I 151 (51.2) 97 (43.9)  
 II 101 (34.2) 78 (35.3)  
 III 43 (14.6) 46 (20.8)  
Preoperative Hb: g/L 129.7 ± 11.4 131.6 ± 10.7 0.285
Preoperative Alb: g/L 34.8 ± 3.4 35.0 ± 3.5 0.657
Tumor location [n (%)]    0.459
 Upper rectum a 77 (26.1) 66 (29.9)  
 Middle rectum b 133 (45.1) 101 (45.7)  
 Lower rectum c 85 (28.8) 54 (24.4)  
Neoadjuvant therapy d [n (%)] 65 (22.0) 46 (20.8) 0.739
Postoperative adjuvant treatment [n (%)] 89 (30.2) 71 (32.1) 0.634
  1. Abbreviations: BMI Body mass index, Hb Hemoglobin, Alb Albumin, HL High ligation, LL Low ligation, ASA classification American Society of Anesthesiologists Classification
  2. a > 10 cm
  3. b10–5 cm
  4. c < 5 cm
  5. d Neoadjuvant chemotherapy or neoadjuvant chemoradiotherapy