Skip to main content

Table 1 Overall characteristics of patients

From: Low muscle mass and Charlson comorbidity index are risk factors for short-term postoperative prognosis of elderly patients with gastrointestinal tumor: a cross-sectional study

  gastric cancer (n = 99) colorectal cancer (n = 148) Total(n = 247)
Age (years) 74.6(4.1) 76.1(5.1) 75.5(4.8)
Male, n(%) 77(77.8) 86(58.1) 163(65.6)
BMI (kg/m2) 21.8(2.9) 22.5(3.4) 22.2(3.2)
Charlson comorbidity index 4(1) 4(2) 4(2)
History of alcohol, n(%) 28(28.2) 24(16.2) 52(21.1)
History of tobacco, n(%) 40(40.4) 28(18.9) 68(27.5)
History of abdominal surgery, n(%) 15(15.1) 45(30.4) 60(24.3)
Major laboratory indicators
 Leukocyte(×10^9/L) 5.4(2.0) 5.9(2.2) 5.7(2.1)
 Hemoglobin(g/L) 125.0(28.8) 129.0(33.1) 126.5(32.0)
 Albumin(g/L) 39.7(8.2) 43.0(5.4) 42.1(6.7)
 NLR 2.3(1.8) 2.4(1.4) 2.4(1.5)
 Intraoperative blood loss (mL) 132.8(81.9) 107.6(93.1) 116.3(89.0)
 Duration of operation (min) 202.0(67.0) 180.0(63.0) 188(65)
Cancer stage, n(%)
 I 56(56.6) 42(28.4) 98(39.7)
 II 32(32.3) 51(34.5) 83(33.6)
 III 11(11.1) 55(37.2) 66(26.7)
Histologic type, n(%)
 Poorly differentiated 63(63.6) 36(24.3) 99(40.1)
 Moderately differentiated 29(29.3) 106(71.6) 135(54.7)
 Well differentiated 7(7.1) 6(4.1) 13(5.3)
Body composition
 SMI (cm2/m2) 44.7(9.4) 40.9(10.7) 42.6(10.9)
 SFI (cm2/m2) 34.5(19.2) 39.7(27.6) 37.6(24.3)
 VFI (cm2/m2) 45.7(28.6) 50.7(41.0) 49.4(35.7)
 VSR 1.3(0.7) 1.2(0.8) 1.5(0.8)
 Low muscle mass, n(%) 22(22.2) 49(33.1) 71(28.7)
 Postoperative complication, n(%) 14(14.1) 43(29.1) 62(25.1)
 Length of stay (day) 10(3) 8(4) 9(5)
  1. BMI body mass index, NLR neutrophil to lymphocyte ratio, SMI skeletal muscle index, SFI subcutaneous fat index, VFI visceral fat index, VSR visceral to subcutaneous ratio of fat area