Skip to main content

Table 1 Baseline characteristics of patients in whom Clostridioides difficile tests were performed in hospital-onset settings

From: Prevalence of and factors associated with inappropriate Clostridioides difficile testing in a teaching hospital in Korea

Variables Appropriate testing (n = 297) Inappropriate testing (n = 279) P value
Male 160 (53.9) 148 (53.0) 0.843
Age 73 (60.5–81.0) 72 (61.0–81.0) 0.710
Charlson comorbidity score 5 (3–8) 4 (3–7) 0.040
Patient location    
 General ward 243 (81.8) 242 (86.7) 0.106
 Intensive care unit 53 (17.8) 23 (8.2) 0.001
 Emergency room 1 (0.3) 14 (5.0) < 0.001
Physician specialty    
 Internal medicine 215 (72.4) 177 (63.4) 0.021
Indicators for severe CDI    
 White blood cell ≥ 15000 cells/mm3 49 (16.5) 35 (12.5) 0.179
 Creatinine ≥ 1.5 mg/dl 44 (14.8) 46 (16.5) 0.581
Albumin < 3 g/dl 198 (66.7) 170 (60.9) 0.152
 ≥ 3 unformed stool within 24 h 297 (100.0) 58 (20.8) < 0.001
Fever 77 (25.9) 64 (22.9) 0.405
Shock 33 (11.1) 14 (5.0) 0.008
Ileus 34 (11.4) 16 (5.7) 0.015
Laxative in past 48 h 15 (5.1) 104 (37.3) < 0.001
Antibiotics use in past 30 days 279 (93.9) 258 (92.5) 0.484
History of gastrointestinal surgery in past 30 days 20 (6.7) 13 (4.7) 0.284
Transferred from another hospital 76 (25.6) 70 (25.1) 0.890
Days between admission and testing 11 (6–19) 10 (5–17) 0.162
  1. Results are expressed as median (interquartile range [IQR]) for continuous variables and frequencies and percentage relative frequencies for categorical variables. P values were analysed using Mann–Whitney test and the chi-square test for continuous and categorical variables, respectively. Bold values indicate statistically significant differences