The rate of research subjects who tried to stop smoking cigarettes / pipe tobacco in 4 weeks was quite high (52.5% before the intervention and 25% after the intervention).
Tỷ lệ đối tượng nghiên cứu từng cố gắng cai thuốc lá / thuốc lào trong 4 tuần khá cao (trước can thiệp: 52,5%, sau can thiệp: 25%).