Diagnosis | MDD n = 38 | BD n = 17 | significant differences | ||||||
Sample name | young men n = 7 a | young women n = 18 b | old men n = 3 c | old women n = 10 d | young men n = 2 a | young women n = 10 b | old men n = 3 c | old women n = 2 d | |
5-HTRP/TRP | 0.18 ± 0.10 | 0.16 ± 0.05 | 0.02 | 0.15 ± 0.13 | - | 0.16 ± 0.04 | 0.02 | - | - |
serotonin/TRP | 5.24 ± 5.24 | 4.47 ± 3.24 | 2.02 ± 1.58 | 3.19 ± 3.06 | 5.25 ± 0.97 | 7.52 ± 6.48 | 3.15 ± 2.07 | 5.80 ± 4.97 | - |
5-HIAA/TRP | 0.48 ± 0.46 | 0.65 ± 0.64 | 0.38 ± 0.46 | 0.92 ± 0.91 | 0.18 ± 0.10 | 0.32 ± 0.30 | 0.38 ± 0.07 | 3.19 ± 1.66 | * |
KYN/TRP | 42.19 ± 23.68 | 28.66 ± 8.23 | 17.06 ± 6.65 | 33.65 ± 12.12 | 19.45 ± 3.47 | 23.94 ± 8.74 | 31.27 ± 8.72 | 23.87 ± 5.32 | - |