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Table 2 Levels of serum sphingomyelins

From: Early postoperative changes of sphingomyelins and ceramides after laparoscopic sleeve gastrectomy

Control Group (n = 15) Sleeve Gastrectomy Group (n = 20)
Sphingolipids (μg/ml) Preop Po Day 1 Po Day 30 Preop Po Day 1 Po Day 30
16:0 SM (d18:1/16:0) 217,16 ± 19,10 225,40 ± 27,36 267,25 ± 24,50 279,88 ± 19,43a 223,68 ± 20,34b,c 262,14 ± 17,85
18:0 SM (d18:1/18:0) 100,24 ± 9,67 113,84 ± 13,51 103,51 ± 14,02 131,97 ± 11,91a 126,93 ± 11,10 154,90 ± 9,83d
24:0 SM (d18:1/24:0) 75,94 ± 7,19 88,93 ± 12,62 113,06 ± 9,16e 98,64 ± 10,59 60,57 ± 8,14f 58,54 ± 6,84f,d
  1. Values are mean ± SEM. Preop, preoperation; Po, postoperation. 16:0 SM (d18:1/16:0), N-palmitoyl-D-erythrosphingosylphosphorylcholine; 18:0 SM (d18:1/18:0), N-stearoyl-D-erythro-sphingosylphosphorylcholine; 24:0 SM (d18:1/24:0), N-lignoceroyl-D-erythro-sphingosylphosphorylcholine
  2. a, p < 0,05 vs. control Preop. Statistical analysis was done by t-test
  3. b, p = 0,015 vs. sleeve gastrectomy Preop. Statistical analysis was done by paired t-test
  4. c, p = 0,006 vs. sleeve gastrectomy Po day 30. Statistical analysis was done by paired t-test
  5. d, p < 0,01 vs. control Po day 30. Statistical analysis was done by t-test
  6. e, p < 0,001 vs. control Preop. Statistical analysis was done by paired t-test
  7. f, p < 0,001 vs. sleeve gastrectomy Preop. Statistical analysis was done by paired t-test