Table 2.
Demographic and economic factors associated with current smoking among adolescents in Kurdistan, Iraq, 2006
| Demographic factor | OR (95% CI) |
| Age (years) | |
| 17+ | 1.93 (1.86, 2.00) |
| 16 | 1.30 (1.25, 1.35) |
| 15 | 1.07 (1.03, 1.11) |
| 14 | 0.62 (0.59, 0.65) |
| 13 | 0.49 (0.46, 0.51) |
| 12 | 0.43 (0.41, 0.46) |
| <12 | 1 |
| Sex | |
| Male | 2.21 (2.15, 2.27) |
| Females | 1 |
| Schooling grades | |
| Fourth | 0.84 (0.81, 0.87) |
| Third | 0.94 (0.92, 0.97) |
| Second | 0.70 (0.67, 0.72) |
| First | 1 |
| Pocket money (Iraqi Dinars) | |
| 30000+ | 0.69 (0.66, 0.73) |
| 21000–29999 | 1.04 (0.99, 1.09) |
| 11000–20999 | 2.45 (2.35, 2.56) |
| 6000–10999 | 1.44 (1.38, 1.49) |
| 1000–5999 | 1.21 (1.17, 1.26 |
| <1000 | 1.03 (0.99, 1.07) |
| None | 1 |