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Table 3 Baseline characteristics of the patients before (entire cohort) and after propensity score matching (matched cohort)

From: Severe weight loss after minimally invasive oesophagectomy is associated with poor survival in patients with oesophageal cancer at 5 years

  Whole cohort p valuea Matched cohort p valuea
  FT group (n = 184) No-FT group (n = 133) FT group (n = 119) No-FT group (n = 119)
Elderly patients (> 75) 23 (13%) 10 (8%) 0.14b 5 (4%) 6 (5%) 0.56b
Gender (%)    0.45b    0.70b
 Male 163 (89%) 114 (86%)   104 (87%) 102 (86%)  
 Female 23 (11%) 21 (14%)   14 (13%) 15 (14%)  
Tumor location    0.33b    0.26b
 Ut/Mt/Lt 31/86/67 30/53/50   19/56/44 29/49/41  
Depth of tumor invasion    0.044b    0.24b
 cT1-2 107 (58%) 92 (69%)   91 (76%) 83 (69%)  
 cT3-4 77 (42%) 41 (36%)   28 (24%) 36 (31%)  
Lymph node metastasis (cN+) 101 (55%) 64 (48%) 0.23b 57 (48%) 56 (47%) 0.89b
Preoperative therapy (+) 133 (72%) 68 (51%) 0.0001c 49 (41%) 52 (44%) 0.69b
Preoperative body weight (kg) 56 (32–80) 58 (36–85) 0.21 c 57 (32–79) 58 (36–85) 0.87c
Anastomotic leakage* (+) 22 (12%) 13 (9.8%) 0.53 17 (14%) 11 (9.2%) 0.23
Pulmonary complication* (+) 11 (6%) 7 (5.3%) 0.79 4 (3.4%) 4 (3.4%) 1.00
Recurrent nerve palsy* (+) 5 (2.7%) 8 (6%) 0.14 2 (1.7%) 6 (5%) 0.14
  1. FT feeding jejunostomy tube
  2. *Postoperative morbidity was analyzed according to the Clavien–Dindo classification (3 and 4)
  3. aComparison between the FT and no-FT groups
  4. bχ2 test
  5. cStudent’s t-test