Table 1.
Sample characteristics at baseline for responders 3 months after surgery, and nonresponders
| Responders | Nonresponders | P-value | |
|---|---|---|---|
| N | 223 | 27 | |
| Age (mean ± standard deviation) | 69.3 ± 9.8 | 69.1 ± 8.5 | 0.92 |
| Female gender | 159 (71.3) | 20 (74.1) | 0.83 |
| Marital status | 0.49 | ||
| Married | 149 (66.8) | 17 (63.0) | |
| Widowed | 38 (17.0) | 5 (18.5) | |
| Divorced/separated | 25 (11.2) | 5 (18.5) | |
| Single | 11 (5.0) | - | |
| Living with someone | 156 (70.0) | 19 (70.4) | 1.0 |
| Having children | 194 (92.8) | 27 (100) | 0.23 |
| Educational level | 0.09 | ||
| Primary school | 54 (24.4) | 13 (48.1) | |
| Secondary school | 94 (42.5) | 10 (37.0) | |
| University <4 years | 41 (18.6) | 2 (7.4) | |
| University ≥4 years | 32 (14.5) | 2 (7.4) | |
| Employment | 0.60 | ||
| Retired | 144 (64.6) | 17 (63.0) | |
| Full- or part-time work | 35 (15.7) | 2 (7.4) | |
| Sick leave | 18 (8.1) | 3 (11.1) | |
| Disability pension | 26 (11.6) | 5 (18.5) | |
| Number of comorbidities | 0.11 | ||
| 1 | 91 (40.8) | 17 (63.0) | |
| 2 | 55 (24.7) | 4 (16.0) | |
| 3 | 29 (13) | 4 (16.0) | |
| >3 | 10 (4.5) | – | |
| Missing data | 38 (17) | 2 (7.4) | |
Number (%) unless otherwise stated