Table 1.
General characteristics of subjects with total hip arthroplasty (THA, n = 67) and total knee arthroplasty (TKA) (n = 61)
| THA | TKA | |||
|---|---|---|---|---|
| Variable | N | % | N | % |
| Marital status | ||||
| Unmarried | 17 | 25.4 | 12 | 19.7 |
| Married | 50 | 74.6 | 49 | 80.3 |
| Employment | ||||
| Unemployed | 13 | 19.4 | 4 | 6.6 |
| Employee | 21 | 31.3 | 27 | 44.3 |
| Self-employed | 1 | 1.5 | 4 | 6.6 |
| Retired | 21 | 31.3 | 14 | 23.0 |
| Housewife | 10 | 16.4 | 12 | 19.7 |
| Education | ||||
| Elementary school | 2 | 3.0 | 5 | 8.2 |
| Middle school | 28 | 41.8 | 26 | 42.6 |
| Upper school | 27 | 40.3 | 24 | 39.3 |
| University | 10 | 14.9 | 6 | 9.8 |
| Smoking | ||||
| Yes | 13 | 19.4 | 15 | 24.6 |
| No | 54 | 80.6 | 46 | 75.4 |
| Use of drugs | ||||
| Antidepressants | 5 | 7.5 | 7 | 11.5 |
| Analgesics | 15 | 22.4 | 15 | 24.6 |
| Muscle relaxants | 5 | 7.5 | 4 | 6.6 |
| NSAIDs | 7 | 10.4 | 3 | 4.9 |
| None | 35 | 52.2 | 32 | 52.5 |
| Comorbidities (principal) | ||||
| Hypertension | 15 | 22.4 | 12 | 19.7 |
| Non-insulin dependent diabetes mellitus | 2 | 3.0 | 2 | 3.3 |
| Heart disease | 4 | 6.0 | 5 | 8.2 |
| Gastro-enteric disease | 4 | 6.0 | 6 | 9.8 |
| Respiratory disease | 8 | 11.9 | 6 | 9.8 |
| None | 34 | 50.7 | 30 | 49.2 |
NSAIDs non-steroidal anti-inflammatory drugs