Table 1 Characteristics of patients and population controls
Characteristic | Patients n = 133 | Population controls n = 129–133 b | Patients excluded n = 61–64 b | P value c | P value d |
|---|---|---|---|---|---|
Age, years (mean ± SD) | 67.6 (8.8) | 67.6 (8.8) | 66.0 (13.2) | 1.000 | 0.375 |
Females [n, (%)] | 83 (62.4) | 81 (60.9) | 43 (67.2) | 0.801 | 0.513 |
Home municipality [n, (%)] | 0.900 | 0.534 | |||
Capital area | 72 (54.1) | 71 (53.4) | 38 (59.4) | ||
Other urban area | 36 (27.1) | 39 (29.3) | 18 (28.1) | ||
Rural area | 25 (18.8) | 23 (17.3) | 8 (12.5) | ||
Housing, living alone [n, (%)] | 39 (29.3) | 40 (30.3) | 29 (47.5) | 0.862 | 0.014 |
Professional examination, yes [n, (%)] | 45 (33.8) | 61 (47.3) | 23 (37.7) | 0.027 | 0.600 |
Employment status [n, (%)] | 0.229 | 0.066 | |||
Employed | 17 (12.8) | 27 (20.3) | 16 (26.2) | ||
Retired | 112 (84.2) | 101 (75.9) | 43 (70.5) | ||
Other | 4 (3.0) | 5 (3.8) | 2 (3.3) | ||
Comorbidity, yes [n, (%)] | 89 (66.9) | 98 (73.7) | 48 (78.7) | 0.227 | 0.095 |
BMIa (mean ± SD) | 29.0 (4.4) | 26.8 (4.4) | 28.3 (4.7) | <0.001 | 0.280 |
Waiting time, days [Md, range] | 71 (8–600) | ||||
Months waiting for surgery [n, (%)] | |||||
0–3 months | 94 (70.7) | ||||
> 3–6 months | 20 (15.0) | ||||
> 6 months | 19 (14.3) |