Total Free Bound Free/Bound % Free % Bound TP Age (yr) PB Rx (mo)
Mean 26.6 18.2 8.4 3.0 68.9 31.1 6.1 6.9 24.6
SD 18.0 12.3 6.8 2.7 11.3 11.3 0.9 3.4 32.4
Median 20.4 13.5 7.8 2.1 67.4 32.6 6.3 7.0 13.0
Range Minimum 10.8 8.5 1.1 1.2 53.6 7.4 4.5 0.5 0.5
Maximum 79.4 57.3 32.8 12.5 92.6 46.4 7.7 14.0 120.0
Total, free and bound phenobarbital levels in serum are expressed as μg/ml. Serum protein (TP) is expressed as g/dl. The age of patients is expressed in years and the length of treatment at the time of the study is expressed in months.
Table 3: Phenobarbital levels, serum protein, age of patient and length of treatment of dogs with epilepsy (n=36).