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Table 1 Characteristics of farm workers and Green Tobacco Sickness (GTS)

From: Green Tobacco Sickness among Brazilian farm workers and genetic polymorphisms

Variable All workers
N = 167
GTS yes
N = 95
GTS no
N = 72
p value Unadjusted odds ratio
(CI 95%)
n (%) n (%) n (%)
Gender     < 0.0001  
 Male 68 (40.7) 24 (25.0) 44 (61.0)   0.21 (0.11–0.42)
 Female 99 (59.3) 71 (75.0) 28 (39.0)   1
Smoking status     0.25  
 Smoker 36 (21.6) 17 (17.9) 19 (26.4)   0.61 (0.29–1.27)
 Non smoker 131 (78.4) 78 (82.1) 53 (73.6)   1
Age groups (years)     0.33  
 19–38 70 (41.9) 41 (43.15) 29 (40.3)   1
 39–58 88 (52.7) 51 (53.7) 37 (51.4)   0.97 (0.51–1.84)
 59–78 9 (5.4) 3 (3.15) 6 (8.3)   0.35 (0.08–1.53)
Years worked in tobacco     0.082  
 Up to 10 16 (9.6) 8 (8.4) 8 (11.1)   1.72 (0.50–5.9)
 11–20 32 (19.2) 21 (22.1) 11 (15.3)   3.29 (1.16–9.34)
 21–30 61 (36.5) 40 (42.1) 21 (29.2)   3.29 (1.32–8.18)
 31–40 28 (16.8) 15 (15.8) 13 (18.0)   1.99 (0.69–5.69)
 Above 40 30 (17.9) 11 (11.6) 19 (26.4)   1
Schooling (years)     0.125  
 0–4 107 (64.1) 59 (62.1) 48 (66.7)   0.61 (0.05–6.98)
 5–8 27 (16.2) 12 (12.6) 15 (20.8)   0.4 (0.03–4.95)
 9–11 30 (17.9) 22 (23.2) 8 (11.1)   1.37 (0.11–17.3)
 Above 11 3 (1.8) 2 (2.1) 1 (1.4)   1
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