Table 1 Characteristics of the two groups of participants as determined by the pre-study examination
From: Effects of cleaning spray use on eyes, airways, and ergonomic load
All subjects (N = 19) | Cleaning workers (N = 11) | Non-cleaning workers (N = 8) | |
|---|---|---|---|
Age, years [median (min – max)] | 34 (22–56) | 41 (33–56) | 24 (22–25) |
Former smoker (N; %) | 4 (21) | 4 (36) | 0 (0) |
Never smoker (N; %) | 15 (79) | 7 (64) | 8 (100) |
Eye symptoms, at least 1 time/week in the last year (N; %) | 3 (16) | 1 (9) | 2 (25) |
Nasal symptoms, at least 1 time/week in the last year (N; %) | 3 (16) | 3 (27) | 0 |
Dry cough, at least 1 time/week in the last year (N; %) | 1 (9) | 1 (9) | 0 |
Chronic bronchitis (N; %) | 1 (5) | 1 (9) | 0 |
Bronchial hyperreactivity – history (N; %) | 3 (16) | 1 (9) | 2 (25) |
Atopy – history (N; %) | 2 (11) | 2 (18) | 0 |
Physician-diagnosed asthma during childhood (N; %) | 1 (5) | 0 | 1 (13) |
Phadiatop positivity (N; %) | 2 (11) | 0 | 2 (25) |
Spirometry before Bricanyl, FVC% (median; min–max) | 90 (67–119) | 84 (67–116) | 102 (89–119) |
Spirometry before Bricanyl, FEV1% (median; min–max) | 92 (63–118) | 84 (63–118) | 102 (83–111) |
Spirometry after Bricanyl, FVC% (median; min–max) | 93 (68–118) | 84 (68–118) | 96 (69–112) |
Spirometry after Bricanyl, FVE1% (median; min–max) | 97 (65–120) | 87 (65–120) | 104 (87–113) |