Table 3—

Prevalence of symptoms by exposure to any chemical, insecticide, and fertiliser at work

Any chemicalInsecticideFertiliser
YesNoYesNoYesNo
Subjects n40201854170621855324719314
Wheeze3.5 (3.3–3.7)2.4 (2.3–2.5)5.8 (5.1–6.5)2.5 (2.4–2.6)3.7 (3.5–4.0)2.4 (2.3–2.5)
Chest tightness3.0 (2.8–3.2)1.5 (1.4–1.5)4.0 (3.3–4.6)1.7 (1.6–1.7)3.4 (3.2–3.7)1.4 (1.4–1.5)
Nocturnal SOB1.9 (1.7–2.1)1.2 (1.2–1.3)3.4 (2.8–4.0)1.3 (1.2–1.3)2.1 (1.9–2.7)1.2 (1.2–1.3)
Nocturnal cough4.0 (3.8–4.2)2.3 (2.2–2.4)6.9 (6.1–7.7)2.4 (2.4–2.5)4.3 (4.0–4.6)2.3 (2.2–2.4)
Asthma attack2.8 (2.6–3.0)1.7 (1.6–1.7)5.1 (4.4–5.8)1.8 (1.7–1.8)3.0 (2.8–3.3)1.7 (1.6–1.7)
Asthma medication2.0 (1.8–2.1)1.3 (1.2–1.3)3.3 (2.7–3.8)1.3 (1.3–1.4)2.1 (1.9–2.3)1.3 (1.2–1.3)
Chronic cough2.7 (2.5–2.9)1.7 (1.7–1.8)5.2 (4.5–5.9)1.8 (1.7–1.9)3.0 (2.7–3.2)1.7 (1.7–1.8)
Chronic phlegm3.0 (2.8–3.2)1.6 (1.6–1.7)5.2 (4.5–5.9)1.8 (1.7–1.8)3.1 (2.9–3.3)1.7 (1.6–1.7)
  • Data are presented as percentages (95% confidence interval)

  • SOB: shortness of breath