Skip to main content

Table 4 Medications, medication review and transfer of medication information at discharge

From: Risk factors for hospital readmission in older adults within 30 days of discharge – a comparative retrospective study

Variable Comparison group (n = 360) Readmitted
<  30 days (n = 360)
p-value
Number of medications in total, Mean (SD) 9.0 (4.9) 11 (5.3) < 0.001d
Number of daily medications, Mean (SD) 7.2 (3.8) 8.8 (4.1) < 0.001d
Number of medications as needed, Mean (SD) 1.8 (1.8) 2.4 (2.1) < 0.001d
Polypharmacya, % 74 86 < 0.001e
Excessive polypharmacyb, % 24 42 < 0.001e
Medications often connected to ADEs
 Diuretics, % 41 52 0.002e
 Antihypertensive medications (not diuretics), % 68 72 0.256e
 Anticoagulants (including LMWH), % 27 34 0.023e
 Anti-platelet drugs, % 39 32 0.052e
 Insulin, % 9.7 14 0.066e
 Digoxin, % 4.2 4.2 1.000e
 Opiates, % 31 37 0.098e
Potentially inappropriate medication regimensc
 No of PIMs, Mean (SD) 0.17 (0.41) 0.16 (0.44) 0.662d
 No of FRIDs, Mean (SD) 3.24 (2.24) 3.64 (2.13) 0.014d
 Use of three or more psychoactive drugs, % 10.0 9.2 0.704d
Medication changes made during hospital stay
 Changes in medications made during stay, % 84 88 0.110e
 New medications started, % 79 75 0.249e
 Medications withdrawn, % 23 31 0.024e
 Dosages adjusted, % 24 34 0.003e
 Medication changes in discharge summary, % 58 51 0.061e, f
 Medication changes in medical case history, % 52 47 0.180e
 Medication report correct, % 56 50 0.124e
  1. Abbreviations: LMWH Low Molecular Weight Heparin, PIM Potentially Inappropriate Medication, FRID Fall Risk Increasing Drug, SD Standard Deviation
  2. aDefined as the daily use of five medications or more bDefined as the daily use of 10 medications or more cAccording to the Swedish National Board of Health and Welfare dStudents t-testeχ2-test fInternal missing 0.1%
  3. Significant p-values are indicated in bold.