Table 1 Characteristics of study population
|  |  | Total (n = 544) | Without PIMs group (n = 304) | No suggestions group (n = 115) | Suggested group (n = 125) |
|---|---|---|---|---|---|
Male | n (%) | 296 (54.4) | 167 (54.9) | 62 (53.9) | 67 (53.6) |
Age (years) | Median (IQR) | 75.0 (70.0–80.0) | 74.0 (69.0–79.0) | 75.0 (69.0–80.0) | 77.0 (71.0–81.0)* |
Number of medications | Median (IQR) | 6.0 (4.0–9.0) | 5.0 (3.0–7.0) | 7.0 (5.0–10.0) ‡‡‡ | 8.0 (6.0–11.0)*** |
Length of hospitalization (days) | Median (IQR) | 19.0 (14.0–30.0) | 19.0 (13.0–29.0) | 18.0 (11.0–23.0) | 25.0 (16.0–37.5)**†††|
Departments | |||||
 Cardiovascular Surgery | n | 185 | 115 | 32 | 38 |
 Orthopaedic Surgery | n | 107 | 52 | 31 | 24 |
 Gastrointestinal Surgery | n | 61 | 43 | 10 | 8 |
 Neurology | n | 55 | 29 | 10 | 16 |
 Breast Surgery | n | 47 | 22 | 12 | 13 |
 Neurosurgery | n | 46 | 22 | 7 | 17 |
 Rheumatology and Clinical Immunology | n | 31 | 14 | 9 | 8 |
 Cardiovascular Internal Medicine | n | 9 | 5 | 4 | 0 |
 General Internal Medicine | n | 3 | 2 | 0 | 1 |