Metals | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Stainless steel | Galvanised steel | Aluminium | Mild steel | Other* | |||||||||||
Symptoms | n | % | 95% CI | n | % | 95% CI | n | % | 95% CI | n | % | 95% CI | n | % | 95% CI |
*Other: various metals like copper, cast iron, nickel, bronze, lead, pewter, and silver. | |||||||||||||||
Respiratory | 47 | 13.4 | 11.1 to 17.4 | 63 | 17.9 | 14.7 to 21.7 | 32 | 9.1 | 6.6 to 11.9 | 68 | 19.4 | 16.6 to 23.8 | 26 | 7.4 | 5.3 to 10.1 |
Flu-like | 35 | 10.0 | 7.5 to 13.0 | 72 | 20.5 | 16.6 to 23.8 | 23 | 6.6 | 4.6 to 9.2 | 44 | 12.5 | 9.3 to 15.2 | 15 | 4.3 | 2.8 to 6.6 |
Aches and pains | 27 | 7.7 | 5.6 to 10.5 | 23 | 6.6 | 4.6 to 9.2 | 13 | 3.7 | 2.3 to 5.9 | 64 | 18.2 | 14.7 to 21.7 | 10 | 2.8 | 1.5 to 4.7 |
Throat | 75 | 21.4 | 18.4 to 25.9 | 84 | 23.9 | 20.3 to 28.0 | 55 | 15.7 | 12.9 to 19.5 | 108 | 30.8 | 26.0 to 34.2 | 34 | 9.7 | 7.3 to 12.8 |
Digestive | 30 | 8.5 | 6.3 to 11.4 | 51 | 14.5 | 11.1 to 17.4 | 23 | 6.6 | 4.6 to 9.2 | 54 | 15.4 | 12.9 to 19.5 | 23 | 6.6 | 4.6 to 9.2 |
Taste | 44 | 12.5 | 9.3 to 15.2 | 96 | 27.4 | 24.1 to 32.2 | 45 | 12.8 | 9.3 to 15.2 | 79 | 22.5 | 18.4 to 25.9 | 27 | 7.7 | 5.6 to 10.5 |
Fatigue | 54 | 15.4 | 12.9 to 19.5 | 46 | 13.1 | 9.3 to 15.2 | 31 | 8.8 | 6.5 to 11.6 | 72 | 20.5 | 16.6 to 23.8 | 26 | 7.4 | 5.3 to 10.1 |
Nasal | 57 | 16.2 | 12.9 to 19.5 | 53 | 15.1 | 12.9 to 19.5 | 27 | 7.7 | 5.6 to 10.5 | 81 | 23.1 | 18.4 to 25.9 | 24 | 6.8 | 4.8 to 9.4 |
Ocular | 57 | 16.2 | 12.9 to 19.5 | 61 | 17.4 | 14.7 to 21.7 | 53 | 15.1 | 12.9 to 19.5 | 100 | 28.5 | 24.1 to 32.2 | 27 | 7.7 | 5.6 to 10.5 |