Table 3 Laboratory data in patients on NIV and non-NIV patients

CRP (mg/dL), mean ± SD

8.59 ± 4.7

8. 7 ± 6.3

0.323

TNF-α (pg/mL), mean ± SD

23.95 ± 10.5

21.1 ± 9.13

0.51

Copper (mg/dL), mean ± SD

196 ± 32

200 ± 37.3

0.64

Zinc (mg/dL), mean ± SD

190 ± 38

188 ± 35.4

0.58

Cu/Z ratio, mean ± SD

1.03 ± 0.3

1.06 ± 0.2

0.21

Na (mmol/L), mean ± SD

133 ± 4.08

132 ± 2.06

0.67

K (mmol/L), mean ± SD

3.25 ± 0.64

3.23 ± 0.53

0.32

Mg (mmol/L), mean ± SD

1.65 ± 0.32

1.68 ± 0.22

0.42