Table 2 Clinical parameters and post-operative complications for analysis
Parameters | Definitions |
|---|---|
Patient characteristics | Age, weight, height, body mass index (BMI), medical insurance status and performance status |
Hospitalisation | LOS (length of hospitalisation post-operation), the procedure performed, diagnosis, operating time, name of surgery, intra-operative estimated blood loss |
Post-operation | Time to full tolerance of free fluids (days), time to full tolerance of solid food (days), time to drain removal (days) hospitalisation expenses |
Complications | |
Infection | Wound infection, lung infection, intraperitoneal infection, operation space infection (fever, mild abdominal pain without radiographic abnormalities) |
Post-operative nausea and vomiting (PONV) | It was recognised that nausea and vomiting are common side effects of surgical recovery |
Ileus | Is a disruption of the normal propulsive ability of the gastrointestinal tract |
Post-operative haemorrhage | Evidence of blood loss from drains or based on ultrasonography |
Post-operative thrombosis | Evidence of blood thrombosis based on ultrasonography |
APACHE II score | Acute Physiology and Chronic Health Evaluation II |