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Cross-Tabulation of Results of Biological Assay and the Responses to the 48-Hour Drug Use Question for Any Drug Use
| Negative Test Result |
Positive Test Result |
|
|---|---|---|
| No 48-hour drug use | 255 (.934) | 036 (.409) |
| Yes 48-hour drug use | 018 (.066) | 052 (.591) |
| Total | 273 (1.00) | 088 (1.00) |
