Table 3
Number of days in the 2 months before surgery on which patients did not smoke at all:
N = 161
.
DURATION OF ABSTINENCE
N (%)
1 day
37 (23.0)
2–5 days
21 (13.0)
6–9 days
16 (9.9)
10–20 days
12 (7.5)
4 weeks
7 (4.3)
8 weeks
12 (7.5)