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Table 1 Comparison of clinical features between the severe weight loss and moderate weight loss groups

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

  Severe weight loss (n = 65) Moderate weight loss (n = 252) P value
Age (years)* 68 (50–82) 66 (27–80) 0.15a
Gender (%)    0.93b
 Male 57 (88%) 220 (87%)  
 Female 8 (12%) 32 (13%)  
Location of tumor    0.21b
 Ut/Mt/Lt 8/29/28 53/110/89  
Clinical depth of tumor invasion    0.11b
 cT1/T2/T3/T4 20/23/22/0 101/55/93/3  
Clinical lymph node metastasis    0.42b
 cN0/N1/N2/N3 25/32/7/0 125/102/25/1  
Preoperative therapy (+) 42 (65%) 159 (63%) 0.82b
pathological depth of tumor invasion    0.65b
 pT1/T2/T3/T4 33/9/21/2 137/24/87/4  
Pathological lymph node metastasis    0.98b
 pN0/N1/N2/N3 31/22/8/4 124/79/32/17  
Residual tumor    0.16b
 R0/R1/R2 57/8/0 226/20/6  
Placement of FJT (+) 39 (60%) 145 (54%) 0.71b
Preoperative body weight (kg)* 57 (40–85) 56 (32–83) 0.27a
Anastomotic leakage** (+) 5 (7.7%) 30 (12%) 0.32b
Pulmonary complication** (+) 4 (6.2%) 14 (5.6%) 0.85b
Recurrent nerve palsy** (+) 3 (4.6%) 10 (4.0%) 0.81b
  1. FJT feeding jejunostomy tube
  2. *Data are expressed as the median (range)
  3. **Postoperative morbidity was analyzed according to the Clavien–Dindo classification (3 and 4)
  4. aχ2 test
  5. bStudent’s t-test