Table 2.
Smoking Cessation Rates at Follow-Up by Study Arm
| Follow-Up | Arm |
Rate Ratio (95% CI)a | |
| IVR only, N (%) | IVR + CB, N (%) | ||
| 2 Weeks | |||
| Respondents only | 141/262 (54) | 142/247 (57) | 1.07 (0.91–1.25) |
| All participants | 141/366 (39) | 142/363 (39) | 1.02 (0.85–1.22) |
| 12 Weeks | |||
| Respondents only | 95/223 (43) | 105/224 (47) | 1.10 (0.90–1.35) |
| All participants | 95/364 (26) | 105/361 (29) | 1.13 (0.90–1.41) |
Note. IVR only = IVR call for outcome assessment only; IVR + CB = IVR call for outcome assessment plus offer of call back from hospital smoking counselor.
a
Reference is IVR-only arm.