World Bank estimated risk of catastrophic expenditure or of impoverishment due to need for surgical or anaesthesia care (http:www.data.worldbank.org/indicator)
| Country | Population | % Risk of catastrophic expenditure* (direct OOP costs) | % Risk of impoverishment <US$1.25 per day (direct OOP costs) |
| Nauru | 10 084 | Not available | Not available |
| Tuvalu | 10 837 | 0 | 17 |
| Cook Islands | 13 229 | Not available | Not available |
| Micronesia | 102 109 | 31 | 51 |
| Tonga | 103 000 | 8 | 16 |
| Kiribati | 110 000 | 0 | 34 |
| Samoa | 187 000 | 5 | 18 |
| Vanuatu | 260 815 | 14 | 37 |
| Solomon Islands | 602 000 | 5 | 57 |
| Fiji | 933 000 | 21 | 24 |
| Timor Leste | 1 300 000 | 16 | 72 |
| Papua New Guinea | 7 500 000 | 29 | 56 |
| New Zealand | 4 452 300 | 8 | 2 |
| Australia | 23 946 300 | 5 | 1 |
| Worldwide | 7.1 billion | 44 | 47 |
*Catastrophic expenditure is greater than 10% of annual income or 40% of remaining income after food and housing costs.
OOP, out-of-pocket costs for surgical care.