Table 2.
Primary and secondary outcomes of participants enrolled in a randomized controlled trial of a tailored smoking cessation intervention for people with HIV in the Washington, D.C. metro area, from baseline to 30-day follow-up, by treatment group (n = 25)
| Control | Intervention | P-valued | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Baseline | Follow-up | Baseline | Follow-up | ||||||
| n (%) | n (%) | n (%) | n (%) | ||||||
| Cessation | – | 5.0 (35.7) | – | 3.0 (27.3) | 1.0000 | ||||
| Median (IQR) | Median (IQR) | Median (IQR) Change | p-valuec | Median (IQR) | Median (IQR) | Median (IQR) Change | p-valuec | ||
|---|---|---|---|---|---|---|---|---|---|
| Cigarettes per daya | 9.0 (1.0, 15.0) | 0.5 (0.0, 3.0) | − 0.5 (-15.0,0.0) | 0.0586 | 15.0 (6.0, 20.0) | 3.0 (0.0, 10.0) | − 10.0 (− 19.0, − 3.0) | 0.0020 | 0.1652 |
| Cigarettes per day among those not quitb | 3.0 (1.0, 10.0) | 3.0 (1.0, 5.0) | 0.0 (0.0,1.0) | 0.8125 | 20.0 (9.0, 25.0) | 4.0 (2.0, 11.0) | − 13.5 (− 19.5, − 2.5) | 0.0156 | 0.0358 |
| Carbon Monoxide (ppm) | 14.0 (10.0, 24.0) | 7.0 (4.0,14.0) | − 5.0 (− 9.0,4.0) | 0.0005 | 19.5 (11.0, 23.5) | 12.5 (11.5, 20.0) | − 4.5 (− 9.0, 1.0) | 0.0488 | 0.4172 |
| Self Efficacy (Scale: 0-4) | 1.8 (1.0, 2.5) | 2.5 (1.5, 3.0) | 0.3 (0.0, 1.0) | 0.0488 | 1.0 (0.5, 2.5) | 2.0 (2.0, 4.0) | 1.0 (− 0.5, 2.0) | 0.0117 | 0.4989 |
aCigarettes per day in the total sample. All those who quit have a CPD of zero. (n = 25)
bCigarettes per day in those who did not quit. All those who quit excluded. (n = 17)
cSignificant differences tested from baseline to follow-up
dSignificant differences tested between study groups