From: The QUIT-PRIMO provider-patient Internet-delivered smoking cessation referral intervention: a cluster-randomized comparative effectiveness trial: study protocol
Intervention
Control
Start with 3,000 patient visits
Percent
Resulting N
Smokers
22%
660
Smokers REFER red
24%
158
12%
79
Smokers referred who GO
40%
63
20%
16
Smokers that go who QUIT
15%
10
10%
2