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Table 2 Baseline characteristics of inpatients with SDR and susceptible infection or colonisation before and after PSM

From: Economic burden of antibiotic resistance in China: a national level estimate for inpatients

Baseline characteristics Before PSM After PSM
Susceptible SDR P- value Susceptible SDR P value
Number of inpatients, n 3163 5459   3135 3135  
Age in year, median (Min–Max) 68 (0–100) 73 (0–100) < 0.000 68 (0–100) 69 (0–100) 0.994
Sex male, n (%) 1904 (60.2) 3324 (60.9) 0.525 1881 (60.0) 1873 (59.7) 0.837
Insurance, n (%) 2529 (80.0) 4727 (86.6) < 0.000 2525 (80.5) 2526 (80.6) 0.975
Number of diagnosis, median (Min–Max) 6 (1–36) 6 (1–30) 0.0002 6 (1–36) 6 (1–30) 0.925
CCI, median (Min–Max) 5 (1–37) 5 (1–33) < 0.000 5 (1–37) 5 (1–33) 0.815
Admission to ICU, n (%) 335 (10.6) 415 (7.6) < 0.000 329 (10.5) 321 (10.2) 0.740
Surgery, n (%) 923 (29.2) 1161 (21.3) < 0.000 904 (28.8) 920 (29.4) 0.656
Myocardial infraction, n (%) 92 (2.9) 125 (2.3) 0.077 90 (2.9) 85 (2.7) 0.701
Congestive heart failure, n (%) 620 (19.6) 959 (17.6) 0.019 603 (19.2) 611 (19.5) 0.798
Peripheral vascular disease, n (%) 45 (1.4) 48 (0.9) 0.019 41 (1.3) 39 (1.2) 0.822
Cerebrovascular diseases, n (%) 1428 (45.2) 2665 (48.8) 0.001 1423 (45.4) 1369 (43.7) 0.170
Dementia, n (%) 45 (1.4) 254 (4.7) < 0.000 45 (1.4) 40 (1.3) 0.585
Chronic pulmonary disease, n (%) 969 (30.6) 1388 (25.4) < 0.000 960 (30.6) 969 (30.9) 0.805
Connective tissue disease, n (%) 80 (2.5) 132 (2.4) 0.748 80 (2.6) 75 (2.4) 0.684
Mild liver disease, n (%) 109 (3.5) 194 (3.6) 0.794 109 (3.5) 122 (3.9) 0.383
Peptic ulcer disease, n (%) 69 (2.2) 141 (2.6) 0.244 69 (2.2) 65 (2.1) 0.727
Diabetes mellitus, n (%) 795 (25.1) 1546 (28.3) 0.001 795 (25.4) 813 (25.9) 0.603
Diabetes mellitus with chronic complication, n (%) 112 (3.5) 242 (4.4) 0.044 112 (3.6) 104 (3.3) 0.580
Moderate to severe chronic kidney disease, n (%) 212 (6.7) 447 (8.2) 0.012 211 (6.7) 217 (6.9) 0.764
Hemiplegia, n (%) 20 (0.6) 54 (1.0) 0.083 20 (0.6) 17 (0.5) 0.621
Solid tumor without metastases, n (%) 223 (7.1) 425 (7.8) 0.212 223 (7.1) 233 97.4) 0.627
Leukemia, n (%) 37 (1.2) 66 (1.2) 0.872 37 (1.2) 38 (1.2) 0.908
Malignant lymphoma, n (%) 24 (0.8) 50 (0.9) 0.446 24 (0.8) 27 (0.9) 0.673
Severe liver disease, n (%) 34 (1.1) 81 (1.5) 0.111 34 (1.1) 36 (1.2) 0.810
Metastatic tumor, n (%) 137 (4.3) 304 (5.6) 0.012 137 (4.4) 133 (4.2) 0.803
  1. SDR single-drug resistant, CCI Chalson comorbidity index, ICU intensive care unit, PSM propensity score matching