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Table 1 Demographic and clinical characteristics

From: Predicting the occurrence of multidrug-resistant organism colonization or infection in ICU patients: development and validation of a novel multivariate prediction model

 Primary cohort (n = 331)Validation cohort (n = 181)
Clinical characteristics
 Age, years64.00 [52.00, 75.00]56.00 [43.00, 69.00]
 Female, No (%)125 (37.8)45 (24.9)
 Previous hospitalization, No (%)105 (31.7)40 (22.1)
 Diabetes, No (%)80 (24.2)34 (18.8)
 Chronic lung disease, No (%)32 (9.7)17 (9.4)
 Chronic renal disease, No (%)34 (10.3)5 (2.8)
 Liver cirrhosis, No (%)36 (10.9)6 (3.3)
 Bulbar palsy, No (%)8 (2.4)7 (3.9)
 Immunosuppressive status, No (%)41 (12.4)8 (4.4)
 MDRO, No (%)178 (53.8)97 (53.6)
Organ function status
 Need of vasopressor agents, No (%)101 (30.5)55 (30.4)
 ALB, g/L29.50 [25.80, 32.65]29.00 [25.00, 34.00]
 TBil, umol/L17.30 [9.10, 33.10]18.40 [11.90, 25.00]
 PLT < 100 × 109/L, No (%)98 (29.9)33 (18.2)
 Cr, umol/L76.00 [55.00, 135.50]91.00 [65.00, 124.00]
 PaO2/FiO2, mmHg224.00 [153.50, 305.50]233.00 [175.00, 342.00]
Indwelling catheter
 Tracheal intubation / incision, No (%)218 (65.9)133 (73.5)
 Indwelling urethral catheter, No (%)308 (93.1)169 (93.4)
 Indwelling central venous catheter, No (%)289 (87.3)81 (44.8)
Laboratory indicators
 WBC, 109/L11.96 [7.69, 17.43]14.30 [11.70, 18.00]
 N%87.50 [81.40, 91.90]87.80 [83.90, 91.20]
 L%6.10 [3.50, 10.90]6.40 [4.50, 10.00]
 NLR14.26 [7.61, 25.49]13.61 [8.67, 19.80]
 PCT, ug/L1.86 [0.46, 16.93]0.38 [0.10, 2.46]
 CRP, mg/L67.90 [24.00, 90.00]98.10 [47.90, 169.50]
Scores
 SOFA7.00 [4.00, 9.00]7.00 [5.00, 9.00]
 APACHEII14.00 [11.00, 18.50]20.00 [14.00, 25.00]
 Pitt2.00 [1.00, 4.50]4.00 [2.00, 7.00]
  1. The quantitative data are normal distribution, expressed by mean ± standard deviation; The quantitative data were skewed and expressed in the median (25–75% percentile); Qualitative data were expressed in n%; MDRO multidrug-resistant organism; Alb albumin; TBil total bilirubin; PLT platelet; Cr creatinine; PaO2/FiO2, oxygenation index; WBC, leucocyte count; N%, neutrophil percentage; L%, lymphocyte percentage; NLR neutrophil-to-lymphocyte ratio; PCT procalcitionin; CRP, C- reactive protein; SOFA score, Sequential Organ Failure Assessment score; APACHEII score, Acute Physiology and Chronic Health Evaluation (APACHE) II score; Pitt score, Pitt bacteremia score