From: Intestinal colonization due to Escherichia coli ST131: risk factors and prevalence
Features of contacts (individual level) | ST 131 colonized hospital contacts (n = 10) | Non-ST131 colonized hospital contacts (n = 44) | P | Adjusted OR | p |
---|---|---|---|---|---|
Median age in years (IQR) | 81.5 (75.5–87.75) | 6.08 (59.75–80.0) | 0.05 | ||
Male gender | 5 (50.0) | 20 (45.4) | 0.79 | ||
Median Charlson index (IQR) | 1 (0.25–5) | 1 (0–3.75) | 0.76 | ||
Diabetes mellitus | 3 (30.0) | 15 (34.0) | 0.80 | ||
Cancer | 3 (30.0) | 13 (29.5) | 0.98 | ||
Liver cirrosis | 0 | 1 (2.2) | 1 | ||
Recurrent urinary tract infections | 1 (10.0) | 1 (2.2) | 0.34 | ||
Dependent for basic activities | 5 (50.0) | 3 (6.8) | 0.003 | 21.1 (3.61–160.0) | 0.001 |
Bed-ridden | 1 (10.0) | 0 | 0.18 | ||
Shared room with index patient | 7 (70.0) | 24 (54.5) | 0.37 | ||
Surgery during present admission | 4 (40.0) | 15 (34.0) | 0.72 | ||
Urinary catheter | 6 (60.0) | 12 (27.2) | 0.19 | 8.4 (0.97–76.9) | 0.05 |
Recent antimicrobial use | 4 (40.0) | 16 (36.3) | 0.83 | ||
Proton pump inhibitor use | 6 (60.0) | 34 (77.2) | 0.85 | ||
Median (IQR) days of hospital stay | 5.5 (4.0–11.25) | 6 (3.75–9) | 0.70 | ||
Features of index patient (cluster level) | Clusters with at least one ST131 colonized hospital contact (n = 8) | Clusters without any ST131 colonized hospital contact (n = 22) | P | ||
Median age in years (IQR) | 62.50 (52.75–78) | 67.10 (58.25–80.75) | 0.70 | ||
Male gender | 5 (62.5) | 6 (27.3) | 0.28 | ||
Median Charlson index (IQR) | 2.60 (0–6) | 2.40 (0–6) | 0.7 | ||
Bed-ridden | 0 | 3 (13.6) | 0.53 | ||
Dependent for basic activities | 2 (25) | 4 (18.1) | 0.73 | ||
Admission to a surgical ward | 4 (50) | 8 (36.3) | 0.66 | ||
Admission to a medical ward | 5 (62.5) | 11 (50) | 0.74 | ||
Admission to an intensive care unit | 1 (12.5) | 0 | 0.21 | ||
Surgery during present admission | 4 (50) | 5 (22.7) | 0.39 | ||
Urinary catheter | 7 (87.5) | 10 (45.4) | 0.76 | ||
Recent antimicrobial use | 7 (87.5) | 10 (45.4) | 0.42 | ||
Median (IQR) days of hospital stay | 27.2 (7–46) | 35.5 (14.75–24) | 0.59 |