Selection process | n | % |
---|---|---|
Inclusion: people with an NRT product during the study period | 128,115 | 100.00 |
Exclusion: people with NRT non-patch products only during the study period | 31,129 | 24.30 |
NRT non-patch products (N = 31,129): | ||
NRT gum only | 5,228 | 16.79 |
NRT tablet only | 1,187 | 3.81 |
NRT inhalator only | 15,750 | 50.60 |
NRT lozenge only | 3,631 | 11.66 |
NRT oral spray only | 589 | 1.89 |
NRT nasal spray only | 527 | 1.69 |
More than one type of NRT non-patch | 4,217 | 13.55 |
People with NRT patch product during the study period | 96,986 | 75.70 |
Exclusions (N = 96,986) a | ||
Under 18 years old | 3,197 | 3.30 |
Less than six months of baseline data | 15,316 | 15.79 |
Less than fourteen days of follow-up data | 193 | 0.20 |
History of NRT products (patch or non-patch)b | 39,068 | 40.28 |
History of bupropion or varenicline | 13,789 | 14.22 |
Study population | 38,954 | 30.41 |