From: Risk factors for operated carpal tunnel syndrome: a multicenter population-based case-control study
 |  |  |  | Univariate | Multivariate†|
---|---|---|---|---|---|
 | ISCO codes | Cases (n = 163) | Controls (n = 238) | OR (95% CI) | OR (95% CI) |
White collar | 1, 21, 22 (not 2230), 23 (not 2332), 24, 311, 312, 315, 32 (not 3225 or 323), 341, 342, 343, 346, 41 (not 4131 or 4132), 42 (not 4211), 516 | 16 | 109‡ | 1.0 | 1.0 |
Food retail workers | 5221 | 8 | 2 | 27.3 (4.3-173.2) | 29.8 (5.6-159.7) |
Miscellaneous blue-collar workers | 4131, 4132, 71, 724, 73, 741, 7421, 7442, 822, 823, 8240, 825, 8266, 827, 8282, 8285, 931 | 14 | 5 | 19.1 (5.0-72.6) | 21.4 (6.0-76.8) |
Waiters/bartenders | 5123 | 6 | 2 | 20.4 (3.2-129.0) | 20.2 (3.4-119.5) |
Cooks | 5122 | 8 | 3 | 18.2 (3.7-88.7) | 17.2 (3.7-78.8) |
Agricultural/horticultural workers | 61, 9211 | 10 | 4 | 17.0 (4.1-71.3) | 13.3 (3.5-51.3) |
Cleaners and domestic helpers | 9131, 9132 | 13 | 8 | 11.1 (3.5-34.6) | 9.2 (3.1-27.6) |
Textile (mainly sewing-machine) workers | 826 | 5 | 4 | 8.5 (1.9-37.7) | 9.2 (2.0-42.4) |
Metal workers | 721, 722, 723, 812, 8211, 8281 | 5 | 4 | 8.5 (1.9-37.7) | 9.0 (2.0-39.6) |
Packaging workers | 9320 | 7 | 5 | 9.5 (2.5-36.8) | 8.7 (2.3-33.2) |
Nurses and paramedical workers | 2230, 3225, 323, 5132, 5133 | 9 | 7 | 8.8 (2.6-29.2) | 7.9 (2.5-25.3) |
Miscellaneous service sector workers | 4211, 5141, 5220, 83, 911, 9133, 914, 915, 916 | 10 | 14 | 4.9 (1.8-13.4) | 4.7 (1.7-12.9) |
Housewives | 5121 | 46 | 58 | 5.4 (2.7-10.9) | 4.4 (2.1-9.1) |
Tailors | 743 | 4 | 6 | 4.5 (1.1-18.5) | 3.5 (0.8-14.9) |
Pre-primary school workers | 2332, 3320, 5131 | 2 | 7 | 1.9 (0.4-10.3) | 2.3 (0.4-12.5) |