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Table 1 Patient and procedure characteristics of two groups

From: Male urogenital function after robot-assisted and laparoscopic total mesorectal excision for rectal cancer: a prospective cohort study

Variables R-TME (n = 38) L-TME (n = 39) P value
Age (years) 47.75 ± 9.62 46.01 ± 9.37 0.424
BMI (kg/m2) 21.34 ± 2.67 22.03 ± 2.51 0.246
ASA score n(%)    0.301
 I 22(57.9%) 27(69.2%)  
 II 16(42.1%) 12(30.8%)  
Tumor location (cm) 6.33 ± 2.21 5.82 ± 2.43 0.339
Neoadjuvant therapy n (%) 9(23.7%) 11(28.2%) 0.651
Operation method n (%)    0.591
 LAR 32(84.2%) 31(79.5%)  
 APR 6(15.8%) 8(20.5%)  
 Stoma n (%) 8(21.1%) 7(17.9%) 0.731
Tumor differentiation n (%)    0.826
 Well 5(13.2%) 6(15.4%)  
 Moderate 25(65.8%) 23(59.0%)  
 Poor 8(21.0%) 10(25.6%)  
Tumor stage n (%)    0.367
 T1 3(5.3%) 3(7.7%)  
 T2 10(26.3%) 7(17.9%)  
 T3 22(57.9%) 24(61.5%)  
 T4 3(7.9%) 5(12.8%)  
Nodal stage n (%)    0.761
 N0 28(73.7%) 30(76.9%)  
 N1 7(18.4%) 6(15.4%)  
 N2 3(7.9%) 3(7.7%)  
 Adjuvant therapy n (%) 13(34.2%) 15(38.5%) 0.114
  1. BMI body mass index, ASA American Society of Anesthesiologists, LAR low anterior resection, APR abdominoperineal resection