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Pre-operative characteristics of the sample
| Characteristics | Values |
|---|---|
| Age | Mean: 80.7 |
| Range: 75–93 | |
| Sex | 54 males (48 %) |
| 58 females (52 %) | |
| Marital status | 4 % single |
| 57 % married | |
| 35 % widowed | |
| 4 % divorced | |
| Pre-operative mobility | 35 % no walking aid |
| 53 % walking stick(s) | |
| 12 % crutch(es), walking frame or wheelchair | |
| ASA grade | Grade 1: 12 % |
| Grade 2: 64 % | |
| Grade 3: 22 % | |
| Grade 4: 2 % |
