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. 2021 Oct;10(10):2579–2593. doi: 10.21037/tp-21-456

Table 5. Patients data in both groups before and after treatment* (mg/L).

Testing index Group A (n=18) Group B (n=22)
T0 T5 Difference value P T0 T5 Difference value P
Mn (mean ± SD) 0.046±0.031 0.029±0.042 −0.017±0.036 0.055 0.042±0.026 0.041±0.062 −0.001±0.062 0.930
Zn [median (IQR)] 0.856 (1.292) 0.908 (1.312) 0.170±0.479 0.025 1.027 (0.808) 1.231 (1.017) 0.193±0.900 0.223
Cu (mean ± SD) 1.690±0.631 1.450±0.537 −0.240±0.382 0.016 1.709±0.590 1.336±0.566 −0.373±0.465 0.001
Se (mean ± SD) 0.091±0.036 0.148±0.221 0.057±0.232 0.311 0.083±0.025 0.095±0.029 0.012±0.029 0.065

*, difference = post-treatment value − pre-treatment value. SD, standard deviation; IQR, interquartile range; Mn, manganese; Zn, zinc; Cu, copper; Se, selenium.