an increasing trendP < .001
In the ITS analysis, there was a significant increase in the odds of arriving at the hospital within 3 hours from the end of the precampaign period to just after the beginning of the campaign (odds ratio [OR], 8.01; 95% CI, 7.17-8.95; P < .001), with an increasing trend after the campaign (OR, 1.08; 95% CI, 1.06-1.10; P < .001).