Article Figures & Data
Tables
- Table 1
Demographics and hospitalization characteristics of patients discharged following COVID-19 hospitalization based on subsequent 14-day readmission status
Patients without 14-day readmission Patients with 14-day readmission P value Total 818 94 Mean age (years) 58.4 68.1 <0.0001 SD 16.5 19.6 Gender, n (%) 0.12 Female 417 (51.1) 40 (42.5) Male 401 (49.3) 54 (57.5) Body mass index (kg/m2), n (%) Non-obese (<26) 102 (12.5) 12 (12.7) 0.9 Overweight (26–29.9) 106 (12.9) 16 (17.0) 0.23 Class 1 (30–34.9) 114 (13.9) 11 (11.7) 0.55 Class 2 (35–39.9) 86 (10.5) 15 (15.9) 0.11 Class 3 (>40) 86 (10.5) 17 (18.9) 0.02 Missing data 322 (40.1) 23 (24.7) 0.004 Comorbidities, n (%) Diabetes mellitus 426 (52.1) 33 (35.1) 0.002 Cardiovascular 389 (47.6) 34 (36.2) 0.03 Gastrointestinal 356 (43.5) 12 (12.8) <0.00001 Pulmonary 232 (28.4) 36 (38.3) 0.04 Malignancy 109 (13.3) 10 (10.6) 0.46 Mean LOS (days) 8.6 10.8 0.09 SD 8.57 10.21 ICU stay during index hospitalization, n (%) 565 (69) 71 (75.5) 0.23 Mean ICU stay (days) 7.9 10.7 0.002 SD 7.82 8.62 International Classification of Diseases codes were used to assess comorbidities. The following codes were used: 428.0 for congestive heart failure, 121 for myocardial infarction, 148 for atrial fibrillation, 149.9 for cardiac arrhythmia, J44.9 for chronic obstructive pulmonary disease, J84.9 for interstitial lung disease, J45.909 for asthma, K51.90 for inflammatory bowel disease, K21.9 for gastro esophageal reflux disease, K57.30 for diverticulosis, E11.9 for type 2 diabetes and E10.9 for type 1 diabetes, C18.9 for colon cancer, C34.9 for lung cancer, C50.01 for breast cancer, C64.9 for renal cancer and C80.1 for malignancy.
ICU, intensive care unit; LOS, length of stay.
- Table 2
Vital sign, laboratory and discharge planning parameters of patients discharged following COVID-19 hospitalization based on subsequent 14-day readmission status
Patients without 14-day readmission Patients with 14-day readmission P value Total 818 94 Mean vital signs on discharge day Lowest systolic blood pressure (mm Hg) 127.8 130.2 0.07 Lowest diastolic blood pressure (mm Hg) 72.9 72.2 0.4 Highest heart rate (beats per minute) 85.2 88.7 0.04 Highest respiratory rate (breaths per minute) 19.4 20.5 0.01 Lowest recorded oxygen saturation (%) 93 95 0.14 Highest temperature (°C) 36.7 36.9 0.001 Mean laboratory values on discharge day Serum sodium (mEq/L) 138.2 (n=599) 137.9 (n=72) 0.49 Serum potassium (mEq/L) 3.9 (n=599) 3.9 (n=72) 0.06 Platelet count (103/µL) 315 (n=546) 253 (n=68) <0.0001 White cell count (109/µL) 7.9 (n=544) 8.6 (n=68) 0.39 Neutrophil percentage 64.2 (n=387) 71.7 (n=44) 0.009 Lymphocyte percentage 24.1 (n=387) 16.7 (n=44) 0.004 Mean last measured values during hospitalization D-dimer (ng/mL) 1276 (n=730) 1492 (n=66) 0.22 Procalcitonin (ng/mL) 1.1 (n=742) 1.13 (n=72) 0.06 Discharge planning and disposition characteristics, n (%) Discharge instructions complete 766 (88.4) 31 (32.9) <0.0001 COVID-19-specific discharge instructions provided 570 (65.8) 34 (36.2) <0.0001 Follow-up appointment made 568 (58.3) 30 (31.9) 0.002 Home oxygen arranged 128 (14.8) 3 (3.2) 0.0001 Discharged to facility 142 (14.5) 46 (50) <0.0001 - Table 3
Distribution of completeness of discharge instructions based on discharge disposition and subsequent 14-day readmission
Discharged home Discharged to facility P value Discharge instructions complete, n (%) 674 (93) 123 (65.4) <0.00001 Without 14-day readmission With 14-day readmission P value Without 14-day readmission With 14-day readmission P value Discharge instructions complete, n (%) 623 (89.1) 25 (96) 0.2 130 (80) 19 (73) 0.4
