Table 2

Comparison of least square means (lower and upper 95 per cent confidence limits) blood parameter concentrations at slaughter between beef bulls with abscessed and normal livers 

Parameter (unit)Abscessed (n=9)Normal (n=20)P value
Metabolic hormones
Cortisol (ng/ml)138.55 (96.85, 180.24)104.45 (74.11, 134.78)0.18
Leptin (ng/l)2.89 (2.08, 3.70)2.87 (3.32, 3.43)0.98
IGF-1 (ng/ml)376.78 (328.59, 424.96)410.60 (378.28, 442.92)0.24
T(nmol/l)2.77 (2.49, 3.05)2.80 (2.61, 2.99)0.84
T4 (nmol/l)89.43 (81.33, 97.53)102.00 (96.57, 107.43)0.01
Liver and whole-body metabolism
CO2 (mmol/l)23.78 (22.60, 24.96)22.50 (21.71, 23.29)0.08
Albumin (g/l)32.11 (30.07, 34.15)36.35 (34.98, 37.72)0.01
ALP (U/l)98.11 (82.21, 114.02)116.95 (106.28, 127.62)0.05
Acetate (g/l)33.65 (26.47, 42.77)35.88 (30.55, 42.14)0.65
Cholesterol (mmol/l)2.43 (2.05, 2.80)3.04 (2.79, 3.29)0.01
Glucose (mmol/l)5.14 (4.30, 5.87)6.09 (5.64, 6.52)0.03
Sexual hormones
FSH (ng/ml)0.35 (0.19, 0.51)0.34 (0.23, 0.45)0.90
LH (ng/ml)0.13 (0.06, 0.20)0.14 (0.09, 0.19)0.79
Testosterone (ng/ml)6.92 (3.17, 10.66)6.33 (3.82, 8.84)0.79
Prolactin (ng/ml)90.73 (1.73, 2.19)99.75 (1.84, 2.16)0.76
Ions
Sodium (mmol/l)135.11 (131.60, 138.63)137.90 (135.54, 140.26)0.19
Potassium (mmol/l)5.43 (4.86, 6.00)5.74 (5.36, 6.12)0.37
Calculated osmolality (mmol/l)271.11 (264.64, 277.58)277.50 (273.16, 281.84)0.10
  • ALP, alkaline phosphatase; CO2, carbon dioxide; FSH, follicle stimulating hormone; IGF-1, insulin-like growth factor-1; LH, luteinising hormone; T3, triiodothyronine; T4, thyroxine.