Table 1 Study and surgical procedure characteristics (n = 85)
From: The use of micro-costing in economic analyses of surgical interventions: a systematic review
n (%) | |
|---|---|
Year of publication | |
Pre 2000 | 4 (4.7) |
2001–2005 | 5 (5.9) |
2006–2010 | 11 (12.9) |
2011–2015 | 31 (36.5) |
2016–2018 | 34 (40.0) |
Study design | |
Within/as part of RCT | 5 (5.9) |
Observational comparative study | 42 (49.4) |
Case/control study | 4 (4.7) |
Case-series | 21 (24.7) |
Other | 13 (15.3) |
Data collection | |
Prospective | 27 (31.8) |
Retrospective | 40 (47.1) |
Combination of prospective and retrospective | 4 (4.7) |
Not clear/not stated | 14 (16.5) |
Type of economic analysis reported by study authors | |
Cost analysis | 54 (63.5) |
Micro-costing/activity-based costing | 13 (15.3) |
Cost-effectiveness analysis | 6 (7.1) |
Economic analysis | 4 (4.7) |
Cost Consequence Analysis | 3 (3.5) |
Cost-utility analysis | 1 (1.2) |
Other | 4 (4.7) |
Country of origin | |
Europe | 41 (48.2) |
USA | 21 (24.7) |
UK | 7 (8.2) |
Canada | 4 (4.7) |
Other | 6 (7.1) |
Multinational | 6 (7.1) |
Number of participating centres | |
Single centre | 66 (77.6) |
Multicentre | 16 (18.8) |
Not clear/not stated | 3 (3.5) |
Number of patients/procedures micro-costed (median, interquartile range, range) | 100 (24–233) (6–2130) |
Surgical speciality | |
Orthopaedics | 22 (25.9) |
General surgery | 14 (16.5) |
Plastic surgery | 9 (10.6) |
Obstetrics and gynaecology | 8 (9.4) |
ENT | 7 (8.2) |
Maxillofacial surgery | 5 (5.9) |
Cardiothoracic surgery | 5 (5.9) |
Urology | 3 (3.5) |
Neurosurgery | 2 (2.4) |
Vascular surgery | 1 (1.2) |
Other | 4 (4.7) |
Surgical procedure involving an implant | 25 (29.4) |
Type of anaesthesia used | |
General anaesthesia only | 39 (46.4) |
Local anaesthesia only | 4 (4.8) |
Both local and general anaesthesia | 5 (6.0) |
Not stated/not clear | 36 (42.9) |
Type of hospital stay | |
Day-case procedures | 13 (15.3) |
Inpatient procedures | 43 (50.6) |
Both day-case and inpatient procedures | 11 (12.9) |
Not stated/not clear | 18 (21.2) |