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Classification of fosphenytoin free levels stratified by dosing strategy
| Free phenytoin levels | Within goal | Below goal | Above goal |
|---|---|---|---|
| All doses (n = 152) | 73 (48.0) | 59 (38.8) | 20 (13.2) |
| Dosing strategy used | |||
| Equation (n = 49) | 20 (40.8) | 28 (57.1) | 1 (2.1) |
| Equation without Vd/SF (n = 67) | 39 (58.2) | 18 (26.9) | 10 (14.9) |
| Provider preference (n = 36) | 14 (38.9) | 13 (36.1) | 9 (25.0) |
Data are presented as n (%)
SF salt formulation, Vd volume of distribution
