Table 2.
The association of study variables and addiction
| Variable | OR addicted vs. control | CI95% | P-value |
|---|---|---|---|
| Number of sisters | 0.82 | 0.68 to 0.99 | 0.04 |
| History of smoking | |||
| No | 1.00 | - | - |
| Yes | 19.89 | 10.02 to 39.49 | <0.001 |
| Leisure activities | |||
| Home entertainment | 1.00 | - | - |
| With friends | 8.98 | 3.99 to 20.19 | <0.001 |
| Others | 9.58 | 3.51 to 26.11 | <0.001 |
| Failed during compulsory education | |||
| No | 1.00 | - | - |
| Yes | 1.63 | 0.83 to 3.22 | 0.15 |
| Argued with other students at school | |||
| Never | 1.00 | - | - |
| Sometimes | 1.31 | 0.66 to 2.63 | 0.43 |
| Always/Often | 1.75 | 0.55 to 5.48 | 0.33 |