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Table 2 Patient characteristics and operative details in patients > 65 years old

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

Characteristic Age > 65 years No readmission Readmission p value
n = 163 n = 123 n = 40
Age (mean ± SD) 73.1 ± 6.1 72.8 ± 6.2 74.1 ± 5.7 0.186
Gender
 Male 119 (73%) 90 (73.2%) 29 (72.5%) 1.000
 Female 44 (27%) 33 (26.8%) 11 (27.5%)  
Weight (mean ± SD) 78.2 ± 15 78 ± 14.8 79 ± 15.8 0.399
BMI (mean ± SD) 27.2 ± 4.7 27.1 ± 4.7 27.8 ± 4.6 0.188
ASA class
 I 6 (3.7%) 6 (4.9%) 0 (0%) 0.497
 II 103 (63.2%) 76 (61.8%) 27 (67.5%)  
 III 54 (33.1%) 41 (33.3%) 13 (32.5%)  
 IV     
Smoking behavior
 Never 83 (50.9%) 64 (52%) 19 (47.5%) 0.772
 Stopped smoking 69 (42.3%) 50 (40.7%) 19 (47.5%)  
 Actual smoker 11 (6.8%) 9 (7.3%) 2 (5%)  
Charlson comorbidity index (mean ± SD) 5.9 ± 1.8 5.8 ± 1.9 6 ± 1.5 0.173
Initial creatinine
 Abnormal 39 (23.9%) 26 (21.1%) 13 (32.5%) 0.199
 Normal 124 (76.1%) 97 (78.9%) 27 (67.5%)  
Neoadjuvant therapy
 No 60 (36.8%) 49 (39.8%) 11 (27.5%) 0.005
 Chemotherapy 3 (1.8%) 1 (0.8%) 2 (5%)  
 Radiotherapy 24 (14.7%) 12 (9.8%) 12 (30%)  
 Chemoradiotherapy 76 (46.6%) 61 (49.6%) 15 (37.5%)  
Mode of surgery
 Open 31 (19%) 25 (20.3%) 6 (15%) 0.676
 Open converted 13 (8%) 9 (7.3%) 4 (10%)  
 Laparoscopic 119 (73%) 89 (72.4%) 30 (75%)  
Additional surgery
 No 153 (93.9%) 115 (93.5%) 38 (95%) 1.000
 Yes 10 (6.1%) 8 (6.5%) 2 (5%)  
Ileostoma
 No 39 (23.9%) 30 (24.4%) 9 (22.5%) 1.000
 Already present 1 (0.6%) 1 (0.81%) 0 (0%)  
 Newly placed 123 (75.5%) 92 (74.8%) 31 (77.5%)  
Duration surgery (h) (mean ± SD) 3.3 ± 0.9 3.3 ± 0.7 3.5 ± 1.1 0.820
Blood loss (dl) (mean ± SD) 2.6 ± 3 2.6 ± 3.2 2.5 ± 2.6 0.966
Length of stay (mean ± SD) 12.5 ± 8.3 12 ± 8.1 14.2 ± 8.9 0.142
Creatinine at discharge (mean ± SD) 1 ± 0.3 1 ± 0.3 1 ± 0.3 0.589