Table 5.
Factors associated with younger age at smoking initiation among men and women*: Cox proportional hazard models
| Men | Women | |
|---|---|---|
| Hazard Ratio (95 % confidence interval) | Hazard Ratio (95 % confidence interval) | |
| Birth cohort: | ||
| 1930-1949 | 1.00 (reference category) | 1.00 (reference category) |
| 1950-1959 | 1.09 (0.94-1.26) | 1.02 (0.84-1.24) |
| 1960-1969 | 1.12 (0.96-1.31) | 1.17 (0.95-1.45) |
| 1970-1979 | 1.13 (0.97-1.32) | 1.53 (1.26-1.86) |
| 1980-1989 | 1.53 (1.31-1.79) | 2.21 (1.82-2.68) |
| Years of education: | n.s. | |
| 0-8 | 1.00 (reference category) | |
| 9-12 | 1.02 (0.86-1.21) | |
| 13+ | 0.86 (0.72-1.01) | |
| Religiosity: | n.s. | |
| Secular | 1.00 (reference category) | |
| Traditional | 0.93 (0.80-1.07) | |
| Observant | 0.83 (0.70-0.99) | |
| Very religious | 1.40 (0.86-2.27) | |
| Population sub-group: | n.s. | |
| Born in Israel | 1.00 (reference category) | |
| Immigrants before 1990 | 1.026 (0.888-1.185) | |
| Immigrants between 1990 and 1995 | 1.360 (1.165-1.586) | |
| Immigrants after 1995 | 1.178 (0.985-1.409) | |
| Arabs | 0.849 (0.749-0.962) | |
*Only Jewish women were included in the analysis (see methods section)
n.s.: Non significant association