Benchmark May 1997 (n=1192) | Follow up 1 Nov 1997 (n=2981) | Follow up 2 Nov 1998 (n=1647) | Follow up 3 Nov 1999 (n=1612) | Follow up 4 Nov 2000 (n=1675) | |
---|---|---|---|---|---|
*Benchmark v FU1, p <0.001. | |||||
†Follow up 1 to follow up 4 linear decline, p <0.001. | |||||
‡ Benchmark v follow up 4, n.s. | |||||
§Benchmark v follow up 4, p <0.001. | |||||
¶Follow up 1 to follow up 4, p=n.s. | |||||
Seen any health advertising in the past 3 months (% yes) | 74% | 82%* | 81% | 79% | 77%† ‡ |
Unprompted recall of anti tobacco advertising | 25% | 46%* | 42% | 36% | 35%†§ |
Prompted recognition of campaign advertising: (%yes) | NA | 87% | 87% | 91% | 88%¶ |