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Card 6

Front

How many times were the participants interviewed during the study?

Back

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Card 7

Front

Roughly how much time was between each urine test

Back

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Card 8

Front

By the end of the study, the number of addicts using cocaine on a daily basis had dropped by more than ...

Back

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Card 9

Front

The number of non users had...

Back

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Card 10

Front

Of 261 participants, 99 had...

Back

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Card 11

Front

15 participants had...

Back

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Card 12

Front

147 participants had...

Back

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Card 13

Front

106 participants had...

Back

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Card 14

Front

Factor most associated with cocaine use was ...

Back

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Card 15

Front

84 addicts reported working in the sex trade at the beginning; at the end this had dropped to...

Back

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