Out-of-pocket expenditure and maternal mortality nexus in China: implication for the Sustainable Development Goal 3.

The global maternal mortality rate has remained alarmingly high over the years. Meanwhile, socioeconomic factors such out-of-pocket expenditure, in contributing to maternal mortality remains a subject of interest. There is a scarcity of recent empirical studies that delve into the influence of out-of-pocket expenses on maternal mortality in China.