| Category | Unadjusted OR (95%CI) | p-value | Adjusted OR (95%CI) | p-value |
---|---|---|---|---|---|
Readmission 31Â days to 1Â year | |||||
 Hospital | A | (Ref.) |  | (Ref.) |  |
B | 0.47 (0.36–0.61) |  < 0.001 | 0.68 (0.51–0.92) | 0.012 | |
 Age on admission | 60 +  | (Ref.) |  | (Ref.) |  |
40–59 | 0.93 (0.72–1.21) | 0.596 | 1.38 (1.02–1.88) | 0.040 | |
25–39 | 0.45 (0.32–0.63) |  < 0.001 | 0.87 (0.57–1.32) | 0.515 | |
16–24 | 0.44 (0.25–0.78) | 0.005 | 0.91 (0.48–1.75) | 0.785 | |
 Sex | Male | (Ref.) |  | (Ref.) |  |
Female | 1.10 (0.87–1.38) | 0.448 | 1.09 (0.84–1.41) | 0.508 | |
 Ethnicity | White | (Ref.) |  | (Ref.) |  |
Black | 0.81 (0.57–1.14) | 0.225 | 1.11 (0.76–1.63) | 0.582 | |
Mixed/Asian/Othera | 0.78 (0.55–1.12) | 0.175 | 1.09 (0.73–1.64) | 0.670 | |
 Intention at first TDS assessment | Declined/withdrawal management1 | (Ref.) |  | (Ref.) |  |
Quit attempt | 0.81 (0.63–1.06) | 0.119 | 0.93 (0.68–1.27) | 0.644 | |
 Heaviness of Smoking Index | Low | (Ref.) |  | (Ref.) |  |
Medium | 1.16 (0.88–1.53) | 0.293 | 0.80 (0.57–1.12) | 0.194 | |
High | 1.09 (0.65–1.81) | 0.743 | 0.70 (0.39–1.26) | 0.229 | |
 Smoking cessation aids | None | (Ref.) |  | (Ref.) |  |
Single | 1.46 (1.09–1.97) | 0.012 | 1.46 (1.06–2.01) | 0.022 | |
Combination | 1.60 (1.23–2.08) |  < 0.001 | 1.33 (0.97–1.82) | 0.079 | |
 Primary diagnosis | Smoking-related | 1.43 (1.08–1.91) | 0.013 | 1.24 (0.90–1.71) | 0.197 |
 Past diagnoses | Cancer | 2.84 (1.78–4.55) |  < 0.001 | 1.65 (1.09–2.51) | 0.018 |
COPD | 3.23 (2.45–4.26) |  < 0.001 | 2.00 (1.48–2.71) |  < 0.001 | |
CVD | 2.83 (1.99–4.01) |  < 0.001 | 2.00 (1.40–2.84) |  < 0.001 | |
Diabetes | 2.35 (1.72–3.20) |  < 0.001 | 1.41 (1.03–1.92) | 0.032 | |
Mental and behav | 3.08 (2.28–4.23) |  < 0.001 | 2.69 (1.98–3.63) |  < 0.001 | |
 IMD tertile | Lower | (Ref.) |  | (Ref.) |  |
Middle | 0.85 (0.64–1.12) | 0.248 | 0.90 (0.67–1.22) | 0.504 | |
Upper | 0.71 (0.43–1.17) | 0.183 | 0.84 (0.49–1.44) | 0.529 | |
 Smoking status 30 days | Smoker or unknownb | (Ref.) |  | (Ref.) |  |
Non-smoker | 0.76 (0.50–1.17) | 0.216 | 0.83 (0.51–1.35) | 0.461 |