Table 1 The variable assignment of multiple linear regression
Variables | Description/recoding |
|---|---|
Age (X1) | Measured value |
Sex (X2) | 1 Male, 2 Female |
Nation (X3) | 1 Han, 2 Others |
Education (X4) | 1 Primary school, 2 Junior middle school, 3 High school, 4 Junior college, 5 College or higher |
Income (X5) Length of drug abuse (X6) Times abstaining from drug (X7) | Measured value Measured value Measured value |
Drug dependence (X8) | 1 not at all, 2 a little bit, 3 somewhat, 4 quite a bit, 5 very much |
Mode of drug abuse(X9) Drug dosage (X10) Economic status (X11) Family atmosphere (X12) Social atmosphere (X13) Life style (X14) The greatest desire after detoxification (X15) | 1 Intravenous injection, 2 Others Measured value 1 not at all, 2 a little bit, 3 somewhat, 4 quite a bit, 5 very much 1 not at all, 2 a little bit, 3 somewhat, 4 quite a bit, 5 very much 1 not at all, 2 a little bit, 3 somewhat, 4 quite a bit, 5 very much 1 Live alone, 2 Others 1 Complete independence, 2 Others |