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Table 3 Risk of lower respiratory tract infections during past 12 months in people with newly-onset adult asthma according to the occupation in the FEAS

From: Occupation and occurrence of respiratory infections among adults with newly diagnosed asthma

 

Acute bronchitisa,b,c

Pneumoniaa,b,c

LRTIa,b,c

Occupation

Crude RR (95% CI)

Adjustedd RR (95% CI)

Crude RR (95% CI)

Adjustedd RR (95% CI)

Crude RR (95% CI)

Adjustedd RR (95% CI)

2 Bakers and food processors

0.38 (0.06–2.36)

0.43 (0.07–2.70)

4.64 (0.59–36.25)

4.35 (0.51–37.16)

0.37 (0.06–2.31)

0.41 (0.06–2.59)

3 Chemical industry workers

1.33 (0.49–3.62)

1.22 (0.51–2.93)

NA

NA

1.30 (0.48–3.55)

1.21 (0.50–2.93)

4 Cleaners

1.11 (0.70–1.78)

0.98 (0.61–1.57)

2.10 (0.40–10.93)

1.42 (0.28–7.09)

1.09 (0.68–1.74)

0.96 (0.60–1.54)

5 Construction and mining workers

0.82 (0.35–1.90)

1.11 (0.48–2.61)

2.50 (0.30–20.74)

3.37 (0.41–27.78)

0.80 (0.34–1.86)

1.07 (0.46–2.50)

6 Day-care workers

0.80 (0.30–2.10)

0.71 (0.28–1.80)

NA

NA

0.78 (0.30–2.06)

0.70 (0.28–1.77)

7 Dentists and dental workers

0.88 (0.18–4.45)

0.78 (0.16–3.79)

NA

NA

0.87 (0.17–4.36)

0.76 (0.15–3.79)

8 Drivers

1.33 (0.58–3.04)

1.79 (0.82–3.94)

5.42 (0.71–41.36)

9.48 (1.14–78.92)

1.30 (0.57–2.98)

1.76 (0.80–3.87)

9 Electrical and electronic production workers

0.66 (0.20–2.25)

0.83 (0.25–2.81)

NA

NA

0.65 (0.19–2.20)

0.82 (0.25–2.69)

10 Engine workshop workers

0.76 (0.23–2.50)

0.99 (0.28–3.58)

NA

NA

0.74 (0.23–2.45)

0.98 (0.28–3.47)

11 Farmers and agricultural workers

NA

NA

4.33 (0.87–21.70)

4.32 (0.84–22.29)

0.35 (0.09–1.28)

0.37 (0.10–1.42)

12 Forestry and related workers

NA

NA

10.83 (1.67–70.19)

19.79 (3.23–121.32)

0.87 (0.17–4.36)

1.26 (0.25–6.40)

13 Fur and leather workers

1.33 (0.49–3.62)

1.42 (0.46–4.35)

8.13 (1.15–57.25)

5.54 (0.76–40.33)

1.95 (1.06–3.58)

2.06 (1.01–4.20)

14 Glass, ceramic, and mineral workers

2.65 (2.13–3.31)

3.96 (2.61–6.01)

NA

NA

2.60 (2.09–3.23)

3.82 (2.54–5.74)

15 Hairdressers

0.53 (0.09–3.11)

0.59 (0.10–3.55)

NA

NA

0.52 (0.09–3.04)

0.56 (0.09 -3.43)

16 Housewives

0.53 (0.09–3.11)

0.48 (0.08–2.82)

NA

NA

0.52 (0.09–3.04)

0.46 (0.08–2.64)

17 Laboratory technicians

1.33 (0.33–5.40)

1.41 (0.49–4.03)

16.25 (3.00–87.95)

30.66 (6.55–143.48)

1.30 (0.32–5.29)

1.42 (0.50–4.05)

18 Metal workers

1.27 (0.80–2.03)

1.84 (1.06–3.18)

1.30 (0.15–11.15)

2.88 (0.34–24.33)

1.25 (0.79–1.98)

1.80 (1.04–3.10)

19 Maternity leave

NA

NA

NA

NA

NA

NA

20 Nurses and nursing associates

0.69 (0.35–1.35)

0.59 (0.30–1.15)

1.20 (0.14–10.35)

0.92 (0.11–7.58)

0.67 (0.34–1.32)

0.57 (0.29–1.12)

21 Painters

NA

NA

NA

NA

NA

NA

22 Physicians

1.33 (0.33–5.40)

1.68 (0.59–4.83)

NA

NA

1.30 (0.32–5.29)

1.59 (0.58–4.35)

23 Printers

NA

NA

NA

NA

NA

NA

24 Rubber and plastic workers

0.33 (0.05–2.10)

0.36 (0.05–2.41)

NA

NA

0.33 (0.05–2.06)

0.35 (0.05–2.38)

25 Retired

1.29 (0.87–1.91)

1.41 (0.90–2.20)

0.83 (0.10–7.24)

0.56 (0.06–4.87)

1.33 (0.92–1.94)

1.42 (0.93–2.19)

26 Sick leave

NA

NA

NA

NA

NA

NA

27 Storage workers

0.38 (0.06–2.36)

0.41 (0.07–2.35)

NA

NA

0.37 (0.06–2.31)

0.40 (0.07–2.34)

28 Students

0.80 (0.44–1.44)

0.82 (0.43–1.58)

1.08 (0.13–9.35)

0.91 (0.08–10.13)

0.78 (0.43–1.40)

0.78 (0.41–1.51)

29 Textile workers

0.59 (0.17–2.04)

0.54 (0.16–1.82)

NA

NA

0.58 (0.17–2.00)

0.52 (0.16–1.75)

30 Other occupations

1.19 (0.78–1.80)

1.22 (0.81–1.84)

NA

NA

1.16 (0.77–1.76)

1.18 (0.78–1.79)

31 Unemployed

0.77 (0.40–1.50)

0.80 (0.41–1.54)

1.35 (0.16–11.60)

1.37 (0.14–13.34)

0.76 (0.39–1.47)

0.78 (0.41–1.51)

32 Waiters

1.02 (0.50–2.10)

0.85 (0.41–1.74)

NA

NA

1.00 (0.49–2.06)

0.82 (0.40–1.68)

33 Wood and paper workers

0.59 (0.17–2.04)

0.69 (0.20–2.37)

NA

NA

0.58 (0.17–2.00)

0.68 (0.20–2.29)

Professionals, clerks, and administrative (REFERENCE)

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  1. Abbreviations: CI Confidence interval, LRTI Lower respiratory tract infection, RR Risk ratio
  2. aInformation on infections missing for altogether 12 participants: 3 professionals, clerks and administrative, 1 chemical industry worker, 1 cleaner, 2 metal workers, 2 retired, 1 unemployed, 2 with occupation missing
  3. bEstimate for having at least one infection
  4. cParticipants with occupations that could not be included in the model (NA) were excluded from the analysis
  5. dAdjusted for sex, age, and smoking