Application of the Italian version of the Intensive Care Unit Memory tool in the clinical setting

Table 5 Characteristics of patients interviewed according to the presence or absence of infection at any time

	Presence of infection
Parameter	No	Yes	P
Number of patients	49	38
Male sex	27 (55%)	24 (63%)	0.296
Age (years)	69.2 ± 10.3	62.4 ± 17.9	0.028
Unscheduled ICU admission	23 (47%)	26 (68%)	0.020
APACHE II score	13 (11–18)	15 (12–17)	0.297
SAPS II score	33 (27–39)	38 (30–46)	0.004
Max body temperature (°C)	37.7 ± 0.6	38.3 ± 0.8	0.001
Mean daily dose of morphine (mg)	23 ± 13	61 ± 167	0.150
Duration (days) of
Stay in ICU	5.3 ± 5.1	12.7 ± 14.9	0.001
Mechanical ventilation	2.4 ± 2.0	10.0 ± 13.7	0.001
Number of
Factual events	8 (5–9)	7 (6–8)	0.523
Feelings	1 (0–2)	2 (1–3)	0.007
Delusional memories	0 (0–1)	1 (0–2)	0.005

Severity scores Acute Physiology and Chronic Health Evaluation (APACHE) II and Simplified Acute Physiology Score (SAPS) II are reported as median (interquartile range). The number of factual, feelings and delusional memories are reported both as median (interquartile range) and as range. Statistically significant findings are highlighted in bold. ICU, intensive care unit.

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