Table 2.
Serum amino-acid levels in relation to mGPS
| mGPS 0 (n = 262) | mGPS 1–2 (n = 72) | |||
|---|---|---|---|---|
| µmol/L, mean (SD) | µmol/L, mean (SD) | p value | Adjusted p value | |
| Alanine | 457.7 (90.7) | 433.7 (81.5) | 0.043 | 0.298 |
| Glutamine | 499.5 (79.8) | 445.0 (97.7) | 4.0E-4 | 1.1E-4 |
| Glycine | 279.2 (61.0) | 290.4 (55.6) | 0.162 | 0.598 |
| Histidine | 59.8 (9.8) | 49.5 (9.7) | 3.3E-14 | 8.8E-11 |
| Isoleucine | 56.5 (18.9) | 52.9 (18.0) | 0.144 | 0.321 |
| Leucine | 79.2 (24.0) | 73.4 (24.3) | 0.071 | 0.286 |
| Valine | 177.0 (47.9) | 160.7 (50.6) | 0.012 | 0.136 |
| Phenylalanine | 81.3 (13.5) | 97.3 (26.7) | 4.0E-6 | 8.7E-10 |
| Tyrosine | 58.2 (17.0) | 54.9 (15.2) | 0.133 | 0.414 |
mGPS modified Glasqow Prognostic Score, SD standard deviation. p values were adjusted for tumour location (colon vs. rectum), tumour stage variables (T1–2 vs. T3–4; N0 vs. N1–2; M0 vs. M1) and preoperative radiotherapy/chemoradiotherapy (no vs. yes). Significant p values are marked in bold