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Table 2 Correlation between clinicopathological characteristics and BMI after matching

From: Impact of body mass index on surgical outcomes of gastric cancer

Characteristics Low BMI
(n = 104)
Normal BMI
(n = 416)
High BMI
(n = 104)
P value
Gender
 Male 82 331 76 0.353
 Female 22 85 28
Age
  ≤ 60 60 220 62 0.379
  > 60 44 196 42
Tumor location
 Upper third 33 156 37 0.329
 Middle third 15 62 13
 Lower third 51 160 41
 Entire 5 38 13
Tumor size (cm)
  ≤ 5 60 251 60 0.818
  > 5 44 165 44
Borrmann type
 I 19 59 11 0.682
 II 27 110 32
 III 37 162 42
 IV 11 35 7
Pathological type
 Well differentiated 6 23 4 0.746
 Moderately differentiated 21 94 29
 Poorly differentiated 72 284 65
 Signet ring cell or Mucinous 5 15 6
Type of gastrectomy
 Proximal 7 36 6 0.816
 Distal 41 148 38
 Total 56 232 60
Tumor depth
 T1 10 50 12 0.721
 T2 10 35 14
 T3 39 143 40
 T4a 44 184 38
 T4b 1 4 0
Lymph node metastasis
 N0 23 105 22 0.730
 N1 20 61 19
 N2 20 87 16
 N3a 25 105 33
 N3b 16 58 14
Tumor stage
 Ia 8 40 10 0.280
 Ib 3 24 6
 IIa 10 39 9
 IIb 19 59 16
 IIIa 21 41 12
 IIIb 16 109 26
 IIIc 27 104 25