Appendix Table 1.
Job characteristics before surgery
| Characteristic | Overall | Total Hip Arthroplasty | Total Knee Arthroplasty | |||
|---|---|---|---|---|---|---|
| (n = 636) | (n = 325) | (n = 311) | ||||
| What sector best describes your current job? | Number (%) | Number (%) | Number (%) | |||
| Agriculture, Forestry, Fishing, and Hunting | 1 | 0.2% | 1 | 0.3% | 0 | 0.0% |
| Utilities | 4 | 0.6% | 3 | 0.9% | 1 | 0.3% |
| Construction | 21 | 3.3% | 10 | 3.1% | 11 | 3.5% |
| Manufacturing | 9 | 1.4% | 4 | 1.2% | 5 | 1.6% |
| Wholesale Trade | 7 | 1.1% | 2 | 0.6% | 5 | 1.6% |
| Retail Trade | 12 | 1.9% | 6 | 1.8% | 6 | 1.9% |
| Transportation and Warehousing | 6 | 0.9% | 3 | 0.9% | 3 | 1.0% |
| Information | 7 | 1.1% | 4 | 1.2% | 3 | 1.0% |
| Finance and Insurance | 74 | 11.6% | 32 | 9.8% | 42 | 13.5% |
| Real Estate and Rental and Leasing | 21 | 3.3% | 10 | 3.1% | 11 | 3.5% |
| Professional, Scientific, and Technical Services | 87 | 13.7% | 50 | 15.4% | 37 | 11.9% |
| Management of Companies and Enterprises | 23 | 3.6% | 13 | 4.0% | 10 | 3.2% |
| Administrative and Support and Waste Management and Remediation Services | 5 | 0.8% | 1 | 0.3% | 4 | 1.3% |
| Educational Services | 82 | 12.9% | 46 | 14.2% | 36 | 11.6% |
| Health Care and Social Assistance | 98 | 15.4% | 48 | 14.8% | 50 | 16.1% |
| Arts, Entertainment, and Recreation | 32 | 5.0% | 20 | 6.2% | 12 | 3.9% |
| Accommodation and Food Services | 5 | 0.8% | 3 | 0.9% | 2 | 0.6% |
| Other Services (except Public Administration) | 7 | 1.1% | 4 | 1.2% | 3 | 1.0% |
| Public Administration | 10 | 1.6% | 3 | 0.9% | 7 | 2.3% |
| Other | 81 | 12.7% | 40 | 12.3% | 41 | 13.2% |
| Missing | 44 | 6.9% | 22 | 6.8% | 22 | 7.1% |
| Which category best describes your main job? | Number (%) | Number (%) | Number (%) | |||
| Executive, administrator, or senior manager (e.g. CEO, sales VP, plant manager) | 167 | 26.3% | 83 | 25.5% | 84 | 27.0% |
| Professional (e.g. engineer, accountant, systems analyst) | 213 | 33.5% | 122 | 37.5% | 91 | 29.3% |
| Technical support (e.g. lab technician, legal assistant, computer programmer) | 8 | 1.3% | 5 | 1.5% | 3 | 1.0% |
| Sales (e.g. sales representative, stockbroker, retail sales) | 46 | 7.2% | 24 | 7.4% | 22 | 7.1% |
| Clerical and administrative support (e.g. secretary, billing clerk, officer supervisor) | 36 | 5.7% | 15 | 4.6% | 21 | 6.8% |
| Service occupation (e.g. security officer, food service worker, janitor) | 13 | 2.0% | 7 | 2.2% | 6 | 1.9% |
| Precision production and crafts worker (e.g. mechanic, carpenter, machinist) | 14 | 2.2% | 8 | 2.5% | 6 | 1.9% |
| Operator or laborer (e.g. assembly line worker, truck driver, construction worker) | 10 | 1.6% | 2 | 0.6% | 8 | 2.6% |
| Other | 85 | 13.4% | 37 | 11.4% | 48 | 15.4% |
| Missing | 44 | 6.9% | 22 | 6.8% | 22 | 7.1% |
| How do you get to work? | Number (%) | Number (%) | Number (%) | |||
| Bike | 4 | 0.6% | 3 | 0.9% | 1 | 0.3% |
| Drive | 334 | 52.5% | 164 | 50.5% | 170 | 54.7% |
| Public Transportation | 117 | 18.4% | 56 | 17.2% | 61 | 19.6% |
| Taxi | 17 | 2.7% | 12 | 3.7% | 5 | 1.6% |
| Walk | 22 | 3.5% | 15 | 4.6% | 7 | 2.3% |
| Work from home | 85 | 13.4% | 46 | 14.2% | 39 | 12.5% |
| Other | 12 | 1.9% | 7 | 2.2% | 5 | 1.6% |
| Missing | 45 | 14.5% | 22 | 6.8% | 23 | 7.4% |
NAICS = North American Industry Classification System