Main admission diagnosis classified by system in the treatment groups
| Main admission diagnosis | Usual care | Counselling | NRT + counselling | Total, N (%) |
|---|---|---|---|---|
| NRT=nicotine replacement therapy. | ||||
| Respiratory | 21 | 20 | 20 | 61 (22.3) |
| Cardiac | 23 | 19 | 16 | 58 (21.2) |
| Gastrointestinal | 16 | 17 | 16 | 49 (17.9) |
| Renal and urinary | 7 | 9 | 9 | 25 (9.1) |
| Musculoskeletal, connective tissue and bone | 2 | 7 | 6 | 15 (5.5) |
| General | 5 | 5 | 4 | 14 (5.1) |
| Reproductive and breast | 3 | 1 | 6 | 10 (3.6) |
| Vascular | 3 | 2 | 3 | 8 (2.9) |
| Neurological | 2 | 2 | 3 | 7 (2.6) |
| Injury | 2 | 0 | 2 | 4 (1.5) |
| Other systems | 7 | 9 | 6 | 22 (8.0) |
| Unknown | 1 | 0 | 0 | 1 (0.4) |
| Total | 92 | 91 | 91 | 274 (100) |