Key findings from the 2009 New Zealand ... - Ministry of Health
Key findings from the 2009 New Zealand ... - Ministry of Health Key findings from the 2009 New Zealand ... - Ministry of Health
Table 1: Estimated number of deaths attributable to tobacco smoking in New Zealand, by cause of death, among those aged 35+ years, 7 2003–2007 Year Lung cancer COPD CVD Other cancer Upper aerodigestive cancer Other medical All causes Number of deaths Number of deaths Number of deaths Number of deaths Number of deaths Number of deaths Number of deaths Rate per 100,000 2003 1217 1180 984 352 175 470 4377 214.9 2004 1298 1234 1062 368 168 514 4644 223.2 2005 1191 1048 907 335 162 455 4098 193.0 2006 1196 1085 909 323 162 509 4185 193.2 2007 1258 1095 962 367 191 545 4418 200.6 2003–07* 1232 1130 967 349 172 500 4350 204.8 Source: Estimates have been derived by the Health and Disability Intelligence Unit from Ministry of Health mortality counts. Notes: 1 Tobacco-attributable mortality (TAM) for lung cancer is calculated differently to TAM for other diseases. 2 All causes may not be the sum of specific causes, due to rounding. 3 The 2003–07 calculation uses the Peto methodology (World Health Organization 1998). Analysis of linked New Zealand census and mortality data suggests that the Peto method may overestimate TAM when applied to ethnic groups such as Māori (Blakely et al 2006). Ethnic-specific estimates have therefore not been presented here. * This is a five-year moving average. 7 In considering TAM, the lower age group for inclusion is 35 years, reflecting the time that elapses between exposure (tobacco) and the development of diseases for which tobacco is a risk factor, and that lead to deaths that can be attributed to tobacco exposure (TAM). 14 Tobacco Use in New Zealand
Chapter 4: Current Smoking A current smoker is defined as someone who has smoked more than 100 cigarettes in their lifetime and at the time of the survey was smoking at least once a month (World Health Organization 1998). As noted in the previous chapter, a daily smoker is someone who has smoked more than 100 cigarettes in their lifetime and currently smokes at least once a day. Current smoking, 15–64 years In 2009, 21.0% (19.6–22.4) of people aged 15–64 years were current smokers, and 19.2% (17.8–20.6) of people aged 15–64 years were daily smokers (91.4% of current smokers were daily smokers). There was no significant difference in the age-standardised prevalence of current smoking between males (22.8%, 20.6–25.1) and females (20.8%, 19.0–22.6). Number of current smokers in New Zealand in 2009 Based on the estimate that 21% of people aged 15–64 years were current smokers in 2009, the number of current smokers in New Zealand in 2009 was estimated to be 572,100. However, the 2009 NZTUS only covered the usually resident population aged 15–64 years living in permanent private dwellings. It did not include people living in institutions (such as prisons, hospitals, rest homes and boarding schools) and the homeless. Given that these groups are not included in the analyses, the estimated number of current smokers in New Zealand in 2009 (and other estimated population numbers presented in this report) will generally be slight underestimates of the numbers affected in the entire resident population of New Zealand. Using the 2006 New Zealand Census data (where two questions on smoking were asked, and where people living in non-private accommodation participated), the number of smokers in New Zealand in both private and non-private accommodation was able to be estimated. This involved calculating a ratio of smoking rates for the private and nonprivate populations at the time of the census and then using this ratio to estimate the smoking prevalence in 2009 for the non-private population. The numbers of current smokers estimated by this method are shown in Table 2. Table 2: Number of current smokers in New Zealand, by age group and dwelling type, 2009 Age group NZTUS population (private dwellings) All New Zealand (private and non-private dwellings) 15–64 572,100 605,796 65+ n/a 41,522 15+ n/a 647,318 Tobacco Use in New Zealand 15
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Table 1:<br />
Estimated number <strong>of</strong> deaths attributable to tobacco smoking in <strong>New</strong> <strong>Zealand</strong>, by<br />
cause <strong>of</strong> death, among those aged 35+ years, 7 2003–2007<br />
Year<br />
Lung<br />
cancer<br />
COPD CVD O<strong>the</strong>r<br />
cancer<br />
Upper<br />
aerodigestive<br />
cancer<br />
O<strong>the</strong>r<br />
medical<br />
All causes<br />
Number<br />
<strong>of</strong> deaths<br />
Number<br />
<strong>of</strong> deaths<br />
Number<br />
<strong>of</strong> deaths<br />
Number<br />
<strong>of</strong> deaths<br />
Number <strong>of</strong><br />
deaths<br />
Number<br />
<strong>of</strong> deaths<br />
Number<br />
<strong>of</strong> deaths<br />
Rate per<br />
100,000<br />
2003 1217 1180 984 352 175 470 4377 214.9<br />
2004 1298 1234 1062 368 168 514 4644 223.2<br />
2005 1191 1048 907 335 162 455 4098 193.0<br />
2006 1196 1085 909 323 162 509 4185 193.2<br />
2007 1258 1095 962 367 191 545 4418 200.6<br />
2003–07* 1232 1130 967 349 172 500 4350 204.8<br />
Source: Estimates have been derived by <strong>the</strong> <strong>Health</strong> and Disability Intelligence Unit <strong>from</strong> <strong>Ministry</strong> <strong>of</strong> <strong>Health</strong> mortality<br />
counts.<br />
Notes:<br />
1 Tobacco-attributable mortality (TAM) for lung cancer is calculated differently to TAM for o<strong>the</strong>r diseases.<br />
2 All causes may not be <strong>the</strong> sum <strong>of</strong> specific causes, due to rounding.<br />
3 The 2003–07 calculation uses <strong>the</strong> Peto methodology (World <strong>Health</strong> Organization 1998). Analysis <strong>of</strong> linked <strong>New</strong><br />
<strong>Zealand</strong> census and mortality data suggests that <strong>the</strong> Peto method may overestimate TAM when applied to ethnic<br />
groups such as Māori (Blakely et al 2006). Ethnic-specific estimates have <strong>the</strong>refore not been presented here.<br />
* This is a five-year moving average.<br />
7<br />
In considering TAM, <strong>the</strong> lower age group for inclusion is 35 years, reflecting <strong>the</strong> time that elapses<br />
between exposure (tobacco) and <strong>the</strong> development <strong>of</strong> diseases for which tobacco is a risk factor, and<br />
that lead to deaths that can be attributed to tobacco exposure (TAM).<br />
14 Tobacco Use in <strong>New</strong> <strong>Zealand</strong>