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. 2023 Jan 2;27:100584. doi: 10.1016/j.bbih.2022.100584

Table 2b.

Group differences of kynurenine metabolites or ratios (ANCOVA) with age and gender as standard cofactors. Current psychotropic medication was used as cofactor in the ANCOVAs of SCZ-BD and acute-stable patients.

Controls (n = 185)
All patients (n = 507)


Acute patients
Stable patients

BD
SCZ


Mean (SD) Mean (SD) F FDR P-value Mean (SD) Mean (SD) F FDR P-value Mean (SD) Mean (SD) F FDR P-value
TRP (uM) 63.22 (13.09) 58.46 (17.95) 9.04 .007 56.61 (17.34) 61.52 (18.55) 11.15 .005 58.82 (59.35) 59.35 (18.08) .672 .649
KYN (uM) 2.43 (.55) 2.34 (.73) 5.11 .044 2.32 (.74) 2.38 (.71) 0.37 .542 2.41 (.67) 2.30 (.71) 4.77 .081
KA (nM) 68.71 (30.22) 63.83 (30.88) 5.83 .035 60.63 (31.34) 69.14 (29.42) 6.33 .045 65.71 (32.28) 64.23 (30.23) 0.16 .692
QUINA (nM) 11.43 (5.54) 9.72 (5.40) 15.23 .001 8.35 (4.91) 11.98 (6.85) 30.77 .001 10.03 (5.62) 10.08 (6.28) 1.52 .400
XA (nM) 314.96 (53.04) 286.92 (65.30) 26.29 <.001 281.49 (66.75) 295.90 (61.96) 3.86 .092 295.43 (64.81) 287.72 (60.93) 0.20 .719
PICO (nM) 58.14 (20.39) 63.89 (27.79) 4.40 .057 62.72 (27.23) 65.85 (28.68) 1.19 .276 60.16 (24.00) 66.42 (29.16) 6.05 .078
QUINO (nM) 101.37 (40.38) 87.11 (46.75) 11.31 0.003 82.83 (47.82) 94.67 (43.96) 5.94 .034 93.87 (47.27) 85.77 (43.58) 1.17 .310
KYN/TRP 0.040 (0.011) 0.043 (0.017) 1.90 .231 0.044 (0.018) .041 (.014) 6.24 .035 0.043 (.016) 0.041 (.016) 6.89 .098
KA/KYN 29.42 (14.78) 29.34 (16.65) 0.07 .788 28.26 (17.41) 31.11 (15.19) 2.00 .248 29.15 (17.29) 29.79 (15.42) 0.27 .833
XA/KYN 132.99 (28.17) 130.29 (36.24) 0.13 .791 130.11 (39.11) 130.57 (31.01) 0.02 .882 129.20 (33.98) 133.02 (36.04) 5.06 .091
QUINO/KA 1.96 (1.51) 1.76 (1.45) 1.06 .371 1.78 (1.72) 1.72 (1.37) .103 .823 1.87 (1.76) 1.51 (1.49) 0.23 .774