Neuropsychological Symptoms among Workers Exposed to Toluene and Xylene in Two Paint Manufacturing Factories in Eastern Thailand
Table 5
Factors affecting neuropsychological symptoms among workers exposed to xylene and toluene.
Variables
Xylene exposed group
Variables
Toluene exposed group
Psychosomatic symptoms
Sleep disturbances
Psychosomatic symptoms
Mood symptoms
Tiredness
Sleep disturbances
aOR (95% CI)
aOR (95% CI)
aOR (95% CI)
aOR (95% CI)
aOR (95% CI)
aOR (95% CI)
Gender
Gender
Female
0.3 (0.1–1.1)
1.37 (0.4–4.9)
Female
0.4 (0.1–1.3)
1.17 (0.3–4.7)
0.9 (0.3–3.5)
1.5 (0.4–5.6)
Age
Age
25–29
2.4 (0.4–14.2)
3.3 (0.5–20.3)
25–29
2.18 (0.4–13.1)
4.14 (0.4–41.3)
1.9 (0.3–12.7)
3.8 (0.6–22.8)
30–34
3.4 (0.6–19.6)
0.9 (0.2–5.7)
30–34
2.8 (0.5–16.5)
3.4 (0.4–28.7)
0.9 (0.2–5.6)
1.1 (0.2–6.3)
35–39
5.47 (0.8–36.7)
2.9 (0.5–18.6)
35–39
4.2 (0.6–27.5)
6.1 (0.7–57.0)
1.3 (0.2–8.6)
2.5 (0.4–15.3)
>40
9.5 (13.2–68.8)
1.7 (0.3–11.9)
>40
8.3 (1.2–58.5)
3.1 (0.3–31.3)
0.7 (0.1–5.1)
1.4 (0.2–9.2)
Drinking history
Drinking history
Ex-drinker
—
1.1 (0.20–5.6)
Ex-drinker
0 (0.0)
0.6 (0.10–4.2)
1.4 (0.2–7.7)
0.9 (0.2–5.4)
Current drinker
0.9 (0.3–3.0)
1.4 (0.4–4.9)
Current drinker
1.0 (0.3–3.3)
0.5 (0.1–1.9)
1.4 (0.4–4.9)
1.5 (0.4–5.2)
Work duration (yr)
Work duration (yr)
1–5
0.8 (0.1–4.1)
1.2 (0.2–6.6)
1–5
0.7 (0.1–3.8)
0.3 (0.1–1.6)
1.01 (0.2–5.5)
0.9 (0.2–4.4)
>5
0.2 (0.02–0.9)
1.04 (0.2–6.7)
>5
0.1 (0.02–0.9)
0.1 (0.02–0.9)
0.9 (0.2–5.9)
0.7 (0.1–4.0)
Xylene (ppm)
Toluene (ppm)
0.33–6.66
0.5 (0.2–1.8)
2.4 (0.7–7.9)
15.2–30.3
0.3 (0.1–1.2)
0.3 (0.05–1.9)
0.2 (0.03–0.9)
0.7 (0.2–2.3)
>6.66
0.3 (0.04–2.4)
2.51 (0.4–16.4)
>30.33
1.07 (0.1–12.5)
1.20 (0.1–13.5)
4.6 (0.4–49.5)
—
Personal protective equipment
Personal protective
No
2.1 (0.6–7.2)
3.9 (1.1–13.8)
No
2.2 (0.6–7.8)
1.6 (0.4–5.9)
1.8 (0.5–6.2)
4.4 (1.2–15.8)
Note. (1) The reference group for each factor was gender (male); age (19–24 yrs); drinking history (never drink); work duration (<1 yr); xylene (<0.3 ppm); personal protective equipment (yes). (2) The reference group for each factor was gender (male); age (19–24 yrs); drinking history (never drink); work duration (<1 yr); toluene (<15.23 ppm); personal protective equipment (yes).