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. 2018 Feb 7;8:2573. doi: 10.1038/s41598-018-20868-2

Table 1.

Characteristics of Patients with ADEs and with no ADEs.

Characteristics Total (n = 1746) Patients with no ADEs (n = 1525) Patients with ADEs (n = 221) p
Age (y)a 3.84 ± 3.89 3.86 ± 3.85 3.72 ± 4.12 0.614
Female ratio (%)a 35.0% (611/1746) 35.3% (539/1525) 32.6% (72/221) 0.451
Length of stay (d)b 7.83 ± 5.28 7.48 ± 4.66 10.23 ± 8.03 <0.001
Drugs per patientb 14.18 ± 6.77 13.51 ± 6.10 18.82 ± 9.02 <0.001
Doses per patientb 113.94 ± 104.97 102.92 ± 81.30 189.98 ± 187.00 <0.001
Number of triggersb 1.34 ± 1.36 1.14 ± 1.19 2.73 ± 1.73 <0.001
Number of medical diagnosesa 2.97 ± 1.89 2.83 ± 1.71 2.92 ± 1.98 0.512
Number of admissionb 1.81 ± 1.42 1.77 ± 1.39 2.07 ± 1.60 0.010
Number of admission in the previous 1 yeara 0.49 ± 1.04 0.47 ± 1.04 0.61 ± 1.01 0.069
Type of admissionb
Elective 1555 (89.1%) 1365 (89.5%) 190 (86.0%) 0.133
Emergent 191 (10.9%) 160 (10.5%) 31 (14.0%)
Surgical operationb
Yes 506 (29.0%) 442 (28.8%) 64 (30.3%) 0.635
No 1240 (71.0%) 1083 (71.2%) 157 (69.7%)
Departmentb
Internal 1080 (61.9%) 931 (61.0%) 149 (67.4%) 0.075
Surgery 666 (38.1%) 594 (39.0%) 72 (32.6%)
Antibacterial usea
Yes 906 (51.9%) 764 (50.1%) 142 (64.3%) <0.001
No 840 (48.1%) 761 (49.9%) 79 (35.7%)

Chi-square test or t-test: ap > 0.05, bp < 0.01.