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Table 1.

Prevalence of some characteristics among charcoal workers in Bahia (2001-2002) according to wood smoke exposure

Characteristic*No exposure N (%)Low exposure N (%)High exposure N (%)Total N (%)
Older than 32 years of age 19 (46.3) 24 (41.4) 32 (59.3) 75 (49.0) 
CYP1A1 positive genotype 10 (29.4) 26 (50.52) 23 (50.0) 59 (45.4) 
GSTM1 null genotype 13 (38.2) 18 (36.7) 13 (28.3) 44 (34.1) 
GSTT1 null genotype 8 (23.5) 17 (34.7) 7 (15.2) 32 (24.8) 
Body mass index >25 5 (13.5) 8 (14.6) 3 (5.56) 16 (11.0) 
Sleep at work site 22 (55.0) 39 (67.2) 35 (64.8) 96 (63.2) 
Smokers 17 (42.5) 29 (50.9) 29 (54.7) 75 (50.0) 
No alcohol drinkers 4 (10.0) 5 (8.9) 4 (7.8) 13 (8.9) 
No meat yesterday 1 (2.5) 3 (5.2) 4 (7.4) 8 (5.3) 
Characteristic*No exposure N (%)Low exposure N (%)High exposure N (%)Total N (%)
Older than 32 years of age 19 (46.3) 24 (41.4) 32 (59.3) 75 (49.0) 
CYP1A1 positive genotype 10 (29.4) 26 (50.52) 23 (50.0) 59 (45.4) 
GSTM1 null genotype 13 (38.2) 18 (36.7) 13 (28.3) 44 (34.1) 
GSTT1 null genotype 8 (23.5) 17 (34.7) 7 (15.2) 32 (24.8) 
Body mass index >25 5 (13.5) 8 (14.6) 3 (5.56) 16 (11.0) 
Sleep at work site 22 (55.0) 39 (67.2) 35 (64.8) 96 (63.2) 
Smokers 17 (42.5) 29 (50.9) 29 (54.7) 75 (50.0) 
No alcohol drinkers 4 (10.0) 5 (8.9) 4 (7.8) 13 (8.9) 
No meat yesterday 1 (2.5) 3 (5.2) 4 (7.4) 8 (5.3) 

Abbreviations: GM, geometric mean; GSD, geometric standard deviation.

*

Differences among groups were not significantly different (P > 0.05); data from ref. (5).

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