Baseline characteristics of study cohort, shown by patients with or without HAP (Fisher’s exact test).

HAP = hospital acquired pneumonia, HABAM = Hierarchical Assessment of Balance and Mobility, PQS = Plaque quartile score, COPD = Combined obstructive pulmonary disease, d.p. = decimal places*statistically significant paincludes benzodiazepines, selective serotonin reuptake inhibitors, tricyclic antidepressants, opiates, gabapentin or anti-epileptic drugs.1Where mean and median were similar, only the mean is shown. Where there was large disparity between these values, mean, median and range are given.Baseline characteristics of study cohort, shown by patients with or without HAP (Fisher’s exact test).