Reported 30 day smoking prevalence | Trend and change in trend 1970-1995 | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1970 | 1974 | 1975 | 1977 | 1979 | 1981 | 1983 | 1985 | 1986 | 1989 | 1990 | 1991 | 1994 | 1995 | ||
Males 15–19 years | 39.0 | 38.0 | 35.0 | 32.0 | 31.0 | 27.0 | 25.0 | 27.0 | 23.5 | 21.6 | 21.5 | 19.7 | 27.0 | 24.6 | Trend: 0.86-150
Change in trend: NS |
Females 15–19 years | 29.0 | 33.0 | 33.0 | 32.0 | 31.0 | 28.0 | 24.0 | 28.5 | 27.0 | 23.5 | 21.4 | 25.6 | 29.5 | 25.2 | Trend: −0.16-150
Change in trend: NS |
Source: Pechmann and Dixon.50
↵6-150 Significance p < 0.05.
NS, not significant.