Placebo (n = 53) | Yokukansan (n = 55) | P-value | ||||
---|---|---|---|---|---|---|
Age (years) | 60 | (15) | 62 | (12) | .452 | c |
Female | n = 10 | 19% | n = 13 | 24% | > .641 | a |
Daily cigarette consumption | .841 | b | ||||
< 15 pieces/day | n = 9 | 17% | n = 9 | 16% | ||
15–20 pieces/day | n = 25 | 47% | n = 26 | 47% | ||
21–30 pieces/day | n = 10 | 19% | n = 15 | 27% | ||
30 < pieces/day | n = 9 | 17% | n = 5 | 9% | ||
Duration of smoking (years) | 39 | (14) | 40 | (13) | .599 | c |
FTND score (points) | 6.4 | (1.5) | 6.7 | (1.6) | .302 | c |
Initial therapy for smoking cessation | .999 | a | ||||
None, only counseling | n = 3 | 6% | n = 4 | 7% | ||
Varenicline | n = 32 | 60% | n = 32 | 58% | ||
Nicotine patch | n = 18 | 34% | n = 19 | 34% |