Table 2.
Micro-costing related characteristics of studies
| Characteristics | N (%) |
|---|---|
| Whether referred to its own methodology as micro-costing | |
| Yes | 97 (49.7%) |
| No | 98 (50.3%) |
| Separate reporting of quantity and unit cost data | |
| Yes | 27 (13.8%) |
| No | 168 (86.2%) |
| Classification of transparency of cost estimates [8] | |
| All components of costs were described and data for both quantity and unit cost of resources were reported for each component | 27 (13.8%) |
| All components of costs were described and data for costs in each component were reported | 157 (80.5%) |
| All components of costs were described but data for costs in each component were not reported | 9 (4.6%) |
| Only scope of costing was described but components of costs were not Described | 2 (1.0%) |
| Cost components includeda | |
| Personnel | 186 (95.4%) |
| Materials/supplies/consumables | 172 (88.2%) |
| Overhead | 133 (68.2%) |
| Equipment/device | 118 (60.5%) |
| Facility | 112 (57.4%) |
| Medication | 95 (48.7%) |
| Transportation | 74 (37.9%) |
| Laboratory/diagnostic/imaging test | 68 (34.9%) |
| Productivity loss | 37 (19.0%) |
| Food | 28 (14.4%) |
| Furniture | 22 (11.3%) |
| Child/elderly care | 2 (1.0%) |
| Other | 60 (30.8%) |
| Method of quantity data collectiona | |
| Provider/staff interview | 71 (36.4%) |
| Hospital administrative cost/accounting database | 57 (29.2%) |
| Time-motion study | 42 (21.5%) |
| Medical chart/record review | 30 (15.4%) |
| Patient self-report | 25 (12.8%) |
| Synthesis of literature | 6 (3.1%) |
| Clinical guideline | 3 (1.5%) |
| Other | 112 (57.4%) |
| Not clear | 32 (16.4%) |
| Method of unit cost data collectiona | |
| Invoice price | 62 (31.8%) |
| Hospital administrative cost/accounting database | 60 (30.8%) |
| National/regional/provincial/hospital/insurer fee schedule | 47 (24.1%) |
| Hospital/clinic/provider price catalogue | 8 (4.1%) |
| Human resources/payroll record | 7 (3.6%) |
| Other | 126 (64.6%) |
| Not clear | 37 (19.0%) |
Percentages may not add to 100 due to rounding
a A study may fall into more than one of the listed categories