Table 3. Patients registered in the HPA VPN system for smoking cessation service in the contests and the 3-month abstinence rate.
| 2018 | 2019 | 2020 | |
| The whole contest | |||
| Enrollment period | 7/1-11/15 | 7/1-11/30 | 7/1-12/15 |
| Direct service (n) | 538 | 1785 | 1828 |
| Referral (n) | 449 | 481 | 1888 |
| Total | 987 | 2266 | 3716 |
| 3-month point abstinence analysis | |||
| Enrollment period | 7/1-8/15 | 7/1-8/31 | 7/1-9/15 |
| Registered patients (n) | 166 | 676 | 1088 |
| Abstinent (n) | 34 | 191 | 378 |
| Abstinence rate* | 20.4% | 28.3% | 34.7% |
* Chi-squared test for trend, p = 0.004.
HPA, Health Promotion Administration; VPN, Virtual Private Network.