Table 1

 Characteristics of the patients by method of assessment of capacity

Method of assessment of capacityTotalA v B
Formal(group A)Informal(group B)
No. of patients5773130
Mean (SD) age, years83.4 (6.1)83.8 (6.8)83.6 (6.5)NS
Men (%)47.441.143.8NS
Case note diagnosis of delirium (%)35.127.430.8χ2 = 0.89; p = 0.35
Assessed as having capacity (%)59.686.3χ2 = 12.00; p = 0.001
Mean (SD) length of stay, days21.4 (20.7)20.0 (16.4)20.6 (18.3)NS
Died in hospital (%)15.815.115.5NS
Survivors discharged to nursing home (%)14.625.820.9χ2 = 2.06; p = 0.15