City | Wave 2 cross-sectional sample | Wave 3 (a) recontact Smoker | Wave 3 (b) recontact Quitter | Wave 3 (c) replenishment |
---|---|---|---|---|
Beijing | 801 | 651 | 66 | 85 |
Shenyang | 799 | 486 | 41 | 261 |
Shanghai | 803 | 653 | 47 | 84 |
Changsha | 795 | 629 | 57 | 86 |
Guangzhou | 833 | 620 | 75 | 134 |
Yinchuan | 812 | 510 | 88 | 210 |
Kunming | NA | NA | NA | 800 |
NA, not applicable.