Table 3 Cox estimations of proportional randomness on the initiation and cessation of tobacco consumption: Cohorts 2001–2005 and 2006–2010
Explanatory Variables | Initiation | Cessation | ||
|---|---|---|---|---|
ENS06 2001–2005 | ENS11 2006–2010 | ENS06 2001–2005 | ENS11 2006–2010 | |
Hazard ratio (std. err.) | Hazard ratio (std. err.) | |||
Female | 1.10 (0.11) | 0.81 (0.12) | 1.11 (0.76) | 0.88*(0.06) |
Social class: | ||||
Class I-II (reference) | ||||
Class III | 0.87 (0.14) | 1.42 (0.38) | 0.93 (0.09) | 1.08 (0.10) |
Class IV-V | 1.09 (0.15) | 1.63* (0.37) | 0.88 (0.09) | 0.85 (0.08) |
Class VI | 0.94 (0.17) | 1.82* (0.47) | 0.76**(0.10) | 0.67**(0.09) |
Resident in the Canary Islands, Ceuta or Melilla | 0.73 (0.17) | 0.62 (0.18) | 0.86 (0.13) | 0.82 (0.11) |
Working | 0.83**(0.06) | 0.94 (0.06) | ||
Has suffered an heart attack | 3.10**(0.57) | 2.87**(0.45) | ||
Level of studies: | ||||
Primary or below (reference) | ||||
Secondary | 1.15 (0.11) | 0.78*(0.10) | ||
High School or vocational train. | 1.26**(0.12) | 0.87 (0.13) | ||
University students | 1.49**(0.16) | 1.08 (0.15) | ||
Num. Observations | 1836 | 1281 | 7426 | 5526 |
Log pseudolikelihood | −2822.08 | −1355.25 | −7803.19 | −9315.31 |