Table 2.
The concentration of amino acids (μmol/L) in the blood serum of patients with schizophrenia and healthy individuals, Me (Q1;Q3).
| Amino Acid Level | Patients with Schizophrenia (n = 37) |
Healthy Individuals (n = 36) |
p-Value |
|---|---|---|---|
| Alanine | 152.16 (135.18; 196.56) |
158.69 (141.60; 187.45) |
0.631 |
| Arginine | 48.538 (42.50; 54.13) |
56.16 (50.42; 62.44) |
0.002 * |
| Aspartate | 21.07 (17.71; 24.82) |
29.67 (26.74; 36.58) |
<0.001 * |
| Citrulline | 18.94 (16.71; 21.75) |
22.65 (19.87; 26.73) |
<0.001 * |
| Glycine | 126.39 (106.77; 144.76) |
148.32 (126.64; 169.50) |
0.003 * |
| Methionine | 14.76 (10.68; 16.53) |
15.71 (13.40; 17.71) |
0.210 |
| Ornithine | 83.64 (76.87; 94.18) |
95.06 (81.12; 108.42) |
0.021 * |
| Phenylalanine | 28.47 (26.06; 37.49) |
32.05 (29.71; 33.68) |
0.482 |
| Tyrosine | 29.28 (23.81; 34.86) |
32.55 (27.49; 38.35) |
0.097 |
| Valine | 89.80 (78.42; 107.06) |
109.26 (93.49; 121.08) |
<0.001 * |
| Leucine/isoleucine | 56.15 (48.03; 68.76) |
57.27 (50.53; 69.55) |
0.858 |
| Proline | 99.70 (82.22; 123.27) |
92.20 (77.65; 114.56) |
0.172 |
| Alanine | 75.40 (64.82; 94.60) |
158.69 (141.60; 187.45) |
0.631 |
| Arginine | 126.39 (106.77; 144.76) |
56.16 (50.42; 62.44) |
0.002 * |
| Aspartate | 14.76 (10.68; 16.53) |
29.67 (26.74; 36.58) |
<0.001 * |
Me (Q1; Q3), median (lower quartile; upper quartile); * p < 0.05, statistically significant difference.