. 2023 Mar 31;10(1):88–95. doi: 10.5455/javar.2023.j656

Table 2. Biochemical changes in calves with knee and fetlock knuckling.

Parameter	Knuckling type	Day 0	Day 21
Calcium	Knee	12.034 ± 0.50^a	13.026 ± 0.80^a
Calcium	Fetlock	9.267 ± 0.20^a	9.713 ± 0.743^a
Magnesium	Knee	1.923 ± 0.005^a	1.943 ± 0.005^b
Magnesium	Fetlock	1.88 ± 0.01^a	1.83 ± 0.05^b
Vitamin -D	Knee	101.400 ± 0.80^a	31.300 ± 0.20^b
Vitamin -D	Fetlock	92.46 ± 0.846^a	32.24 ± 4.61^b
Zinc	Knee	115.00 ± 2.00^a	105.00 ± 2.00^b
Zinc	Fetlock	126.00 ± 2.00^a	100.00 ± 2.00^b
Iron	Knee	515.00 ± 2.00^a	501.00 ± 2.00^b
Iron	Fetlock	517.00 ± 2.00^a	507.00 ± 2.00^b

Data were presented as mean ± SEM values; Values with a different superscript letter (a, b) in the same raw differed significantly at p < 0.05.