Characteristics of short-term walking ability and cognitive function in patients with postoperative hip fractures classified by age group.
Takahiro Toriyama, Akira Kubo, Keita Tomii and 2 others
37.8% of the old group and 12.8% of the super-old group walked independently two weeks after hip fracture surgery.
The Mini-Mental State Examination cutoff for independent walking was higher in the super-old group (≥24 vs ≥20), so age-specific benchmarks matter for discharge planning.
Key findings
1Only 102 of 270 patients in the old group and 26 of 203 in the super-old group walked independently two weeks after hip fracture surgery.
2Mini-Mental State Examination scores were associated with independent walking in both the old and super-old groups, but the cutoff for independent walking was higher in the super-old group (≥24) than in the old group (≥20).
3The three-day cumulative ambulation score and Barthel index were also associated with independent walking in both groups, but their cutoff values differed between the old and super-old groups.
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How it was doneWhat they foundWhat it means for PTs
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What it does not show
Single-centre, retrospective design; the authors note that variability in rehabilitation delivery and measurement bias could not be ruled out. Patients who could not walk independently before the fracture were excluded, so the findings apply only to older adults who were already ambulatory and say nothing about your more disabled patients. Only two broad age bands (75–89 and 90+) were used; no patients under 75 were included, and no finer subdivisions were made. The outcome was measured at two weeks only; long-term walking ability was not examined. Potential confounders such as comorbidities, frailty, nutritional status, delirium, and postoperative complications were not included in the regression models. The super-old independent-walking group had only 26 patients, so estimates for that subgroup are imprecise.
Declared interests
The authors declare no conflicts of interest and received no financial support.
The easy way to misread this
Do not read the higher Mini-Mental State Examination cutoff in the super-old group (≥24 vs ≥20) as proof that cognitive training will improve walking — this is an observational association in a single hospital, not a treatment trial, and the super-old group had only 26 independent walkers, so the estimate is wide and fragile.
Summarised by AI from the full paper, without a clinician reviewing it. Check it against the source before it changes what you do. Read it on PubMed →