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. 2019 May 22;9(22):190604. doi: 10.5696/2156-9614-9.22.190604

Table 1.

Socio-Demographic Variables

Variables Furniture makers N (%) Electronic technicians N (%) Statistics
Level of education
No formal education 2 (2.1) 1 (1.0) LR= 2.082
Primary 42 (43.3) 37 (36.3) df= 3
Secondary 42 (43.3) 54 (52.9) p= 0.555
Post-secondary 11 (11.3) 10 (9.8)
Alcohol consumption
Never 45 (49.5) 60 (59.4) χ2= 2.994
Rarely 14 (15.4) 9 (8.9) df= 3
Sometimes 22 (24.2) 20 (19.8) p= 0.393
Frequently 10 (11.0) 12 (11.9)
Smoking status
Current smoker n (%) 0 (0.0) 0 (0.0) χ2=0.546
Ex-smoker n (%) 7 (7.8) 10 (9.8) df= 1
Non-smoker n (%) 94 (92.2) 92 (90.2) p= 0.460

Age (mean ± SD), years* 38.2± 13.9 37.37 ±12 0.650
Years of work experience* (mean ± SD) 19.0 ±15.4 13.6± 9.9 0.004
Average monthly income* (mean ± SD) 26561.0± 18607.1 14212.3± 18607.1 0.648

Abbreviations: LR, likelihood ratio; df, degree of freedom; χ2, Chi Square

* T-test.