Table 1.
Drunk driving classifications (+/− 0.05 g/dl) between the police-grade and the personal breathalyser.
| Police-grade |
||||
|---|---|---|---|---|
| +0.05 g/dl | −0.05 g/dl | Total | ||
| Personal | +0.05 g/dl | 219 | 16 | 235 |
| −0.05 g/dl | 4 | 98 | 102 | |
| Total | 223 | 114 | 337 | |
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