funding from the Strategic Research and Consulting Project of the Chinese Academy of Engineering(No.2022-XBZD-14);funding from the CAMS Innovation Fund for Medical Sciences(CIFMS)(No.2021-I2M-1-049).
Background:Understanding willingness to undergo pulmonary function tests(PFTs)and the factors associated with poor uptake of PFTs is crucial for improving early detection and treatment of chronic obstructive pulmonary...