Control of a Clonal Outbreak of Multidrug-Resistant Acinetobacter baumannii in a Hospital of the Basque Country after the Introduction of Environmental Cleaning Led by the Systematic Sampling from Environmental Objects

Table 1

Demographic and clinical characteristics of patients involved in the outbreak.

	Frequency; (𝑛)	Proportion; (%)	95% CI; (%)
Sex
Male	45	69.23	57.70–80.75
Female	20	30.77	19.24–42.29
Age (mean, years)	65	61.15	56.71–65.60
Time in hospital; (mean, days)	65	19.89	15.98–23.80
Time in unit; (mean, days)	65	14.83	11.52–18.14
Critical care unit
R0	1	1.54	−1.53–4.61
A1	23	35.38	23.44–47.32
A2	18	27.69	16.52–38.87
A3	23	35.38	23.44–47.33
Service of origin
Surgery unit	27	41.54	29.23–53.84
Emergency	31	47.69	35.22–60.17
Other services	7	10.77	3.03–18.52
Infected/carrier status
Infected	49	75.38	64.62–86.14
Carrier (colonized)	16	24.62	13.85–35.37
Infection site
Respiratory system	30	46.15	33.71–58.60
Blood	9	13.85	5.22–22.47
Other sites	10	15.38	6.37–24.40
Colonized	16	24.62	13.86–35.37
Outcome
Survive	39	60.00	47.77–72.23
Death	26	40.00	27.77–52.23