Exclusion of people with MHDs by class of pharmacotherapies
| Characteristics | Explicitly exclude n=51 | Conditionally exclude n=152 | Unclear n=76 |
| Class of pharmacotherapy | |||
| Antidepressants | 13 (14.3) | 74 (81.3) | 4 (4.4) |
| nAChR partial agonists | 10 (25.6) | 27 (69.2) | 2 (5.1) |
| NRT | 18 (15.0) | 42 (35.0) | 60 (50.0) |
| Other | 10 (34.5) | 9 (31.0) | 10 (34.5) |
Χ2 test between explicit versus conditional exclusion by the class of medication p value 0.004.
MHDs, mental health disorders; nAChR, nicotinic acetylcholine receptor; NRT, nicotine replacement therapy.