Analysis | Lifetime smoking | 30-day smoking | Regular smoking |
School-based: | |||
Primary analysis | 0.94 (0.78 to 1.13)* | 0.87 (0.69 to 1.11)* | 0.88 (0.74 to 1.06)* |
No. of comparisons | 5 | 4 | 4 |
Including fair-quality studies | 0.95 (0.80 to 1.13)* | 0.79 (0.64 to 0.97)* | 0.80 (0.67 to 0.95)* |
No. of comparisons | 6 | 6 | 8 |
Community-based: | |||
Primary analysis | 0.77 (0.53 to 1.11)* | 0.85 (0.72 to 0.99) | |
No. of comparisons | 5 | 3 | |
Including fair-quality studies | 0.80 (0.60 to 1.06)* | 0.85 (0.72 to 0.99) | |
No. of comparisons | 8 | 3 | |
Multisectorial: | |||
Primary analysis | 0.73 (0.64 to 0.82) | 0.79 (0.61 to 1.02) | 0.59 (0.42 to 0.83) |
No. of comparisons | 3 | 1 | 1 |
Including fair-quality studies | 0.79 (0.68 to 0.92)* | 0.79 (0.61 to 1.02) | 0.87 (0.79 to 0.95) |
No. of comparisons | 5 | 1 | 3 |
*I2>50%.