There's hopes worrying new figures can help the health sector improve the outcomes of respiratory disease.

A report has found more people suffer from respiratory diseases than previously known, going from one in seven to one in five Kiwis each year.

Asthma and Respiratory Foundation Medical Director Bob Hancox says while it shows New Zealand's not doing well, the new research is important.

He says it gives experts a better understanding of how big the issue is.

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