How Savings and Insurance Buffer Health Shocks

Introduction

A health emergency is rarely just a medical event. A longer hospital stay — whether from an infection like Candida auris, surgery, or chronic illness — means days of lost income, transport to appointments, and bills that arrive regardless of whether the patient can work. The Global Findex surveys consistently find that illness is one of the most common reasons households cannot cover an unexpected expense.

How well a household weathers that shock depends on two financial buffers: savings (money set aside before the shock) and insurance (risk transferred to a pool before the shock). This explainer looks at how the data measures both, and what the numbers do and do not tell you about health-emergency resilience.

What the metric actually measures

Formal savings comes from the World Bank’s Global Findex survey: the share of adults who report saving or setting aside money at a bank, credit union, microfinance institution, or other regulated financial institution in the past year. In Norway, 80.9% of adults do; in Afghanistan, 1.3%. It measures participation, not the amount saved.

Insurance and financial services trade comes from balance-of-payments data (World Development Indicators): insurance and financial services as a share of a country’s service exports. In Luxembourg, that share is 59.8%; in China, 1.7%. It measures the size and export orientation of a country’s risk-transfer industry, not household coverage directly.

For how the savings metric is defined and what it excludes, see our explainer on how formal savings work. For the trade metric, see what insurance and financial services trade means.

How to read the two buffers together

Think of the two indicators as different layers of protection:

Savings is the first layer — the household’s own money, available immediately, no claims process, no eligibility rules. Where formal savings are widespread — Norway (80.9%), Sweden (79.7%), Australia (69.2%), the United States (64.9%) — most households can cover a moderate shock from their own buffer.
Insurance is the second layer — protection against shocks too large for savings. A deep insurance sector (United Kingdom, 24.2% of service exports; Switzerland, 20.4%; United States, 19.3%) means more risk-transfer products exist in the market, even if the trade statistic does not measure who holds them.

Where both are weak — low savings and a thin insurance sector, as in Egypt (7.9% savings) or Argentina (23.1% savings, 1.5% insurance trade) — households fall back on informal support and remittances. That dynamic is the subject of our article on how remittances and insurance support developing economies.

Three common confusions:

Savings rate ≠ savings balance. A high share of adults saving formally says nothing about how much is in the accounts. China (66.5% saving formally) and the U.S. (64.9%) look similar on this metric despite very different household balance sheets.
Insurance trade ≠ insurance coverage. Luxembourg and the Cayman Islands dominate the trade ranking because they are insurance hubs — much of that business is reinsurance and captive insurance for foreign clients, not household health policies. The statistic tells you about industry depth, not who is insured.
Financial inclusion ≠ resilience. Kenya has made extraordinary strides in account ownership and mobile money, yet only 20.1% of adults save formally — access and buffer are different things. For the broader inclusion picture, see the state of financial inclusion in 2026.

What the data cannot tell you

Three limitations matter when reading these numbers:

It cannot tell you who is exposed. National averages hide enormous variation: an average of 60% still leaves four in ten adults without a formal savings buffer.
It cannot predict the next shock. These are structural indicators — they describe the financial system’s preparedness, not the probability of a health event.
It is not a measure of protection quality. Neither metric captures whether insurance products actually pay out, how long claims take, or whether savings are eroded by inflation.

What 2026 looks like

The savings figures come from the 2021 and 2024 Global Findex waves — the 2024 update is visible in our data for China, Brazil, Nigeria, and Kenya, among others. The insurance trade figures are current through 2023–2024. Neither series is projected forward: like most benchmark surveys, the next wave refreshes rather than extends the picture. For the ranking of who saves most, see our report on where formal savings are highest in 2026, and for the savings-buffer view of health emergencies, where households can weather a health emergency.

Sources & method

Formal savings data: World Bank Global Findex Database, “Saved at a financial institution (% age 15+)”, 2021 and 2024 waves. Insurance and financial services trade: World Development Indicators, “Insurance and financial services (% of service exports, BoP)”, 2023–2024. Savings rankings cover 142 economies; insurance trade rankings cover 176. See the methodology page for collection and comparison details, and how insurance markets differ across countries for a cross-country view of the insurance side.