Recent quit rates, 2008–2014
| 2008% (95% CI) | 2010% (95% CI) | 2012% (95% CI) | 2014% (95% CI) | Difference 2014 vs 2008 (95% CI) | |
|---|---|---|---|---|---|
| Recent quit rate (past 1–12 months)* | |||||
| All† | 8.4 (4.1 to 12.7) | 9.4 (4.6 to 14.1) | 11.3 (7.3 to 15.3) | 9.5 (4.5 to 14.4) | 1.1 (−5.2 to 7.3) |
| Maāori† | 4.6 (0.6 to 8.7) | 7.7 (−0.2 to 15.5) | 5.9 (1.6 to 10.1) | 8.5 (0.6 to 16.5) | 3.9 (−4.6 to 12.4) |
| Non-Maāori† | 9.4 (3.8 to 15.1) | 9.7 (3.8 to 15.7) | 12.9 (7.7 to 18.0) | 9.4 (3.3 to 15.5) | −0.0 (−8.1 to 8.1) |
| aOR (95% CI) | aOR (95% CI) | aOR (95% CI) | aOR (95% CI) | aOR for linear trend (95% CI) | |
| All‡ | 1.0 | 1.11 (0.50 to 2.46) | 1.38 (0.70 to 2.73) | 1.14 (0.53 to 2.46) | 1.03 (0.92 to 1.15) |
| Maāori§ | 1.0 | 1.71 (0.36 to 8.25) | 1.27 (0.41 to 3.97) | 1.91 (0.53 to 6.89) | 1.08 (0.87 to 1.34) |
| Non-Maāori§ | 1.0 | 0.99 (0.38 to 2.55) | 1.38 (0.61 to 3.11) | 0.98 (0.38 to 2.51) | 1.01 (0.89 to 1.16) |
| Recent sustained quit rate (past 13–24 months)¶ | |||||
| % (95% CI) | % (95% CI) | % (95% CI) | % (95% CI) | Difference 2014 vs 2008 (95% CI) | |
| All | 6.9 (2.6 to 11.3) | 7.4 (2.9 to 11.9) | 6.9 (4.0 to 9.8) | 12.4 (7.2 to 17.7) | 5.5 (−1.8 to 12.8) |
| Maāori | 2.8 (−0.3 to 6.0) | 3.4 (0.3 to 6.4) | 8.9 (4.6 to 13.2) | 5.5 (1.5 to 9.6) | 2.7 (−1.9 to 7.3) |
| Non-Maāori | 8.2 (2.6 to 13.9) | 9.0 (2.9 to 15.0) | 6.4 (2.8 to 10.0) | 14.6 (7.9 to 21.4) | 6.4 (−2.9 to 15.7) |
| aOR (95% CI) | aOR (95% CI) | aOR (95% CI) | aOR (95% CI) | aOR for linear trend (95% CI) | |
| All‡ | 1.0 | 1.05 (0.41 to 2.73) | 0.98 (0.43 to 2.26) | 1.88 (0.78 to 4.54) | 1.12 (0.96 to 1.30) |
| Maāori§ | 1.0 | 1.20 (0.30 to 4.82) | 3.4 (0.98 to 11.8) | 2.0 (0.57 to 7.24) | 1.14 (0.99 to 1.31) |
| Non-Maāori§ | 1.0 | 1.06 (0.36 to 3.17) | 0.74 (0.28 to 1.97) | 1.87 (0.71 to 4.97) | 1.11 (0.93 to 1.32) |
*=number ex-smokers who quit 1–12 months ago/(number ex-smokers who quit 0–12 months ago+number daily smokers).
†Adjusted for age.
‡Adjusted for age, gender and ethnicity.
§Adjusted for age and gender.
¶=number ex-smokers who quit 13–24 months ago /(number ex-smokers who quit 0–24 months ago+number daily smokers).