Table 2.
The concentrations of ETEs between the MDD cases and HCs in serum or urine.
| ETEs | Serum | Urinary | ||||
|---|---|---|---|---|---|---|
| Healthy controls (n = 75) | Depression (n = 72) | p- values | Healthy controls (n = 75) | Depression (n = 72) | p- values | |
| I (ng/mL, IQR) | 75.80 (68.32, 83.31) | 65.96 (58.57, 73.72) | < 0.001 | 191.92 (127.54, 275.67) | 221.14 (139.49, 353.88) | 0.038 |
| Fe (ng/mL, IQR) | 1319.90 (1105.06, 1660.95) | 1316.01 (948.85, 1562.19) | 0.122 | 348.47 (265.57, 468.62) | 373.04 (261.59, 564.79) | 0.229 |
| Zn (ng/mL, IQR) | 1080.10 (925.68, 1338.41) | 1116.73 (965.89, 1289.14) | 0.535 | 316.77 (177.48, 573.61) | 477.18 (259.59, 1068.24) | 0.015 |
| Se (ng/mL, IQR) | 125.72 (106.19, 145.98) | 113.05 (100.10, 130.09) | 0.020 | 23.29 (16.81, 29.61) | 23.98 (15.46, 34.74) | 0.509 |
| Cu (ng/mL, IQR) | 1271.60 (1151.04, 1432.42) | 992.16 (843.610, 1170.65) | < 0.001 | 34.63 (23.33, 45.74) | 29.38 (20.21, 40.56) | 0.077 |
| Mo (ng/mL, IQR) | 1.43 (1.12, 1.72) | 1.22 (1.03, 1.54) | 0.014 | 33.46 (21.42, 52.41) | 40.95 (23.62, 58.11) | 0.188 |
| Co (ng/mL, IQR) | 0.56 (0.46, 0.66) | 0.51 (0.43, 0.63) | 0.058 | 0.43 (0.26, 0.83) | 0.43 (0.22, 0.69) | 0.564 |
IQR, inter-quartile range, unit: ng/mL serum. Bold represents p < 0.05.