Clinicopathological characteristics of oral squamous cell carcinoma in Northern Norway: a retrospective study

BMC Oral Health

Table 2 Smoking and alcohol consume in relation to primary site

Men	Mobile tounge	Floor of mouth	Alveolar rim	Other^a	p*
Total	34 (49%)	21 (30%)	9 (13%)	5 (7%)
Smoking
Never	7 (21%)	1 (5%)	0	0	p = 0.047
Previous	8 (24%)	2 (10%)	2 (22%)	2 (40%)
Smoker	17 (50%)	17 (81%)	6 (67%)	1 (20%)
Unknown	2 (6%)	1 (5%)	1 (11%)	2 (40%)
Drinking
Never	4 (12%)	1 (5%)	0	0	p = 0.061
< once a week	18 (53%)	4 (19%)	4 (44%)	1 (20%)
> once a week	2 (6%)	6 (29%)	1 (11%)	0
Daily	2 (6%)	5 (24%)	0	1 (20%)
Unknown	8 (24%)	5 (24%)	4 (44%)	3 (60%)
Women	Mobile tounge	Floor of mouth	Alveolar rim	Other ^a	p*
Total	27 (42%)	9 (14%)	15 (23%)	13 (20%)
Smoking
Never	17 (63%)	1 (11%)	6 (40%)	3 (23%)	p = 0.007
Previous	3 (11%)	1 (11%)	1 (7%)	1 (8%)
Smoker	5 (19%)	5 (56%)	1 (7%)	7 (54%)
Unknown	2 (7%)	2 (22%)	7 (47%)	2 (15%)
Drinking
Never	14 (52%)	0	6 (40%)	3 (23%)	p = 0.017
< once a week	9 (33%)	5 (56%)	2 (13%)	4 (31%)
> once a week	0	1 (11%)	0	0
Daily	1 (4%)	0	2 (13%)	2 (15%)
Unknown	3 (11%)	3 (33%)	4 (27%)	4 (31%)

*p < 0.05 was regarded as statistically significant, and highlighted in boldface when present.
^aincludes buccal mucosa, palate and unspecified site in the oral cavity.

ISSN: 1472-6831