Complete-case cost-effectiveness analysis (mean cost in £ / mean QALY, 95% CI).

aInpatient, day-case and outpatient cost data were collected for both locations, Nottingham and Leicester.bAdjusted by age, sex, hospital location (Leicester), and baseline utility, permanent care home residence, Charlson co-morbidity (scores 2–3 and ≥4), and higher risk of future health problems at admission (≥4 on Identification of Senior at Risk (ISAR) tool). A GLM model (family—gamma, link—0.45) was applied.cOLS was applied (adjustment covariates as above, except care home residence at baseline).dFrom CEAC (Fig 1) we know that 95% CI for ICER is £13,900-∞.Complete-case cost-effectiveness analysis (mean cost in £ / mean QALY, 95% CI).