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Table 1 Blood chemistry/electrolytes in high- and low-RFI beef heifers

From: Blood parameters associated with residual feed intake in beef heifers

Metabolite

High RFIa

Low RFIa

P-Valueb

Sodiumc

138.14 ± 0.68

137.88 ± 0.63

0.78

Potassiumc

3.94 ± 0.18

3.85 ± 0.17

0.72

Glucosed

78.57 ± 1.30

82.00 ± 1.22

0.05

BUN/Uread

8.71 ± 0.57

6.05 ± 0.53

0.01

Creatinined

1.01 ± 0.05

1.08 ± 0.05

0.42

Hematocrite

29.57 ± 0.66

28.63 ± 0.62

0.31

Hemoglobinf

10.06 ± 0.23

9.73 ± 0.21

0.31

  1. a Mean ± SEM
  2. b Statistical differences were determined at p ≤ 0.05
  3. c mmol/L
  4. d mg/dL
  5. e (%)
  6. f g/dL