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Table 2 Associations among characteristics, BMI, REE, REE/kg and FBG

From: The prognostic influence of body mass index, resting energy expenditure and fasting blood glucose on postoperative patients with esophageal cancer

Factors BMI, kg/m2 REE, kcal day−1 REE/kg, kcal day−1 FBG, mg/dL
<20 20–25 >25 p Low High p Low High p ≤90 >90 p
81 186 39 154 152 245 61 108 198
Age
  ≤ 65 50 134 26 0.332 87 123 0.000 157 53 0.001 73 137 0.774
  > 65 31 52 13   67 29   88 8   35 61  
Sex
 Male 65 141 29 0.408 118 117 0.942 174 61 0.000 88 147 0.153
 Female 16 45 10   36 35   71 0   20 51  
Histology
 SCC 54 132 22 0.561 103 105 0.682 165 43 0.639 81 127 0.052
 AC 27 54 17   51 47   80 18   27 71  
Differentiation
 Well 7 28 3 0.869 19 19 0.507 31 7 0.552 14 24 0.557
 Moderately 50 98 25   91 82   140 33   63 110  
 Poorly 24 60 11   44 51   74 21   31 64  
T stage
 Tis/T1 8 19 4 0.172 12 19 0.040 27 4 0.124 12 19 0.499
 T2 14 42 9   30 35   54 11   22 43  
 T3 42 93 24   81 78   126 33   50 109  
 T4a 17 32 2   31 20   38 13   24 27  
N stage
 N0 36 98 22 0.241 73 83 0.476 131 25 0.262 54 102 0.551
 N1 20 44 9   42 31   55 18   28 45  
 N2 20 27 5   26 26   38 14   22 30  
 N3-4 5 17 3   13 12   21 4   4 21  
Bad habits
 Smoking 51 86 17   77 77 0.909 112 42 0.001 63 91 0.039
 Drinking 26 60 11   46 51 0.490 74 23 0.261 38 59 0.355
Comorbidities
 Highblood 12 35 12 0.063 27 32 0.437 50 9 0.318 16 43 0.145
 Copd 12 18 5 0.478 24 11 0.022 29 6 0.662 13 22 0.809
 Cardiovascular disease 2 5 0 0.551 6 1 0.058 5 2 0.564 7 0 0.000
 Arrhythmia 7 16 8 0.129 14 17 0.546 27 4 0.303 14 17 0.227
 Diabetes 15 41 18 0.006 35 39 0.551 66 8 0.024 0 74 0.000
Mortality 1 5 1 0.970 6 1 0.058 6 1 0.706 3 4 0.673
Postoperative complications
 Fistula 6 6 3 0.083 12 3 0.182 9 6 0.259 6 9 0.825
 Sepsis 9 6 6 0.208 15 6 0.260 12 9 0.125 9 12 0.673
 Pneumonia 7 11 8 0.615 16 10 0.892 20 6 0.676 8 18 0.233
 Respiratory insufficiency 6 9 6 0.846 14 7 0.692 18 3 0.504 7 14 0.122
 Arrhythmia 14 33 8 0.661 30 25 0.419 45 10 0.720 18 37 0.491
 Cardiac insufficiency 8 38 4 0.068 30 20 0.950 42 8 0.125 12 38 0.136
Albumin
  < 35 g/l 16 19 1 0.001 29 7 0.000 26 10 0.009 20 16 0.000
 35–40 g/ 38 78 16   68 64   99 33   55 77  
  > 40 g/l 27 89 22   57 81   120 18   33 105  
Lymphocyte
  < 1.1*109 13 26 3 0.092 23 19 0.031 34 8 0.305 15 27 0.401
 1.1–3.2 64 133 32   121 108   179 50   84 145  
  > 3.2 4 27 4   10 25   32 3   9 26  
NLR
  < 5 73 179 37 0.135 144 145 0.473 233 56 0.316 101 188 0.603
  ≥ 5 8 7 2   10 7   12 5   7 10  
Weight lost
 No/Little 45 125 33 0.001 103 100 0.731 171 32 0.006 66 137 0.543
 Middle 14 33 3   21 29   38 12   25 25  
 Large 22 28 3   30 23   36 17   17 36  
FBG
 Low 37 64 7 0.003 65 43 0.011 79 29 0.025    
 High 44 122 32   89 109   166 32     
REE
 Low 71 82 1 0.000     107 47 0.000    
 High 10 104 38      138 14     
REE/kg
 Low 32 174 39 0.000          
 High 49 12 0           
  1. CI confidence interval, OR odds ratio
  2. The results were in bold, if the 95 % CI excluded 1 or p<0.05