| Total N = 6,546a | Psychiatric diagnosis | p-value* | |
---|---|---|---|---|
No N = 4,803a | Yes N = 1,743a | |||
Gender |  |  |  |  < 0.001 |
Male | 3,400 (52%) | 2,732 (57%) | 668 (38%) | Â |
Female | 3,146 (48%) | 2,071 (43%) | 1,075 (62%) | Â |
Age (years) | 44 (14) | 44 (14) | 44 (13) | 0.13 |
Number of cigarettes per day | 22 (11) | 22 (11) | 22 (13) | 0.055 |
Baseline CO (ppmb) | 17 (12) | 17 (12) | 17 (11) | 0.3 |
FTCD score | 6.00 [4.00–7.00] | 5.00 [4.00–7.00] | 6.00 [4.00–8.00] |  < 0.001 |