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Table 1 Patient characteristics and operative details

From: Readmission after rectal resection in the ERAS-era: is a loop ileostomy the Achilles heel?

Characteristic Overall No readmission Readmission p value
n = 344 n = 259 n = 85
Age (mean ± SD) 63.8 ± 11.4 63.9 ± 11 63.3 ± 12.7 0.876
Gender
 Male 231 (67.2%) 175 (67.6%) 56 (65.9%) 0.791
 Female 113 (32.9%) 84 (32.4%) 29 (34.1%)  
Weight (mean ± SD) 77.8 ± 16.4 77.7 ± 16.3 78.1 ± 16.7 0.499
BMI (mean ± SD) 26.5 ± 4.9 26.4 ± 4.9 26.6 ± 4.6 0.517
ASA class
 I 31 (9%) 27 (10.4%) 4 (4.7%) 0.179
 II 233 (67.7%) 168 (64.9%) 65 (76.4%)  
 III 79 (23%) 63 (24.3%) 16 (18.8%)  
 IV 1 (0.3%) 1 (0.4%) 0 (0%)  
Smoking behavior
 Never 186 (54.2%) 141 (54.7%) 45 (52.9%) 0.818
 Stopped smoking 116 (33.8%) 85 (33%) 31 (36.5%)  
 Actual smoker 41 (12%) 32 (12.4%) 9 (10.6%)  
Charlson comorbidity index (mean ± SD) 4.9 ± 2.1 4.9 ± 2.1 4.9 ± 2 0.785
Initial creatinine
 Abnormal 66 (19.2%) 45 (17.4%) 21 (24.7%) 0.154
 Normal 278 (80.8%) 214 (82.6%) 64 (75.3%)  
Neoadjuvant therapy
 No 110 (32%) 87 (33.6%) 23 (27.1%) 0.061
 Chemotherapy 10 (2.9%) 7 (2.7%) 3 (3.5%)  
 Radiotherapy 32 (9.3%) 18 (7%) 14 (16.5%)  
 Chemoradiotherapy 192 (55.8%) 147 (56.8%) 45 (52.9%)  
Mode of surgery     
 Open 66 (19.2%) 50 (19.3%) 16 (18.8%) 0.615
 Open converted 28 (8.1%) 19 (7.3%) 9 (10.6%)  
 Laparoscopic 250 (72.7%) 190 (73.4%) 60 (70.6%)  
Additional surgery     
 No 318 (92.4%) 241 (93.1%) 77 (90.6%) 0.480
 Yes 26 (7.6%) 18 (7%) 8 (9.4%)  
Ileostoma     
 No 113 (32.9%) 83 (32.1%) 30 (35.3%) 0.697
 Already present 1 (0.3%) 1 (0.4%) 0 (0%)  
 Newly placed 230 (66.9%) 175 (67.6%) 55 (64.7%)  
Duration surgery (h) (mean ± SD) 3.3 ± 0.9 3.3 ± 0.8 3.3 ± 1 0.844
Blood loss (dl) (mean ± SD) 2.7 ± 3.4 2.6 ± 3.4 2.9 ± 3.4 0.503
Length of stay (mean ± SD) 12.1 ± 9.3 12 ± 9.9 12.3 ± 7.1 0.104
Creatinine at discharge (mean ± SD) 0.9 ± 0.3 0.9 ± 0.3 0.9 ± 0.3 0.808