Table 1.
Variable | Observations | Minimum | Maximum | Mean | Standard Deviation |
---|---|---|---|---|---|
Withdrawal | 71786 | 0 | 10 | 1.97 | 1.52 |
Craving | 71786 | 0 | 10 | 4.23 | 3.13 |
Negative Affect | 71788 | 1 | 5 | 1.34 | 0.69 |
Expectations | 71781 | 0 | 10 | 3.65 | 2.92 |
Positive Affect | 71788 | 1 | 5 | 1.98 | 1.00 |