Yuxin Wang, Yueyang Shen, Daxuan Deng, Ivo D Dinov
Determinism, well-posedness, and applications of the ultrahyperbolic wave equation in spacekime
Partial differential equations in applied mathematics : a spin-off of Applied Mathematics Letters
lung function tests valuable assessing respiratory health disease healthy china initiative clearly states people 40 years age lung function test year explore influence propensity factors ability factors need factors lung function detection behaviors middleaged elderly chinese following studies conducted questionnaire designed using andersons model multistage sampling used conduct nationwide questionnaire survey based geographical subdivisions population distribution frequency percentages used descriptive statistical analysis lung function testing among middleaged elderly people china chisquare tests binary logistic regression analyses used investigate factors influencing lung function testing behavior among middleaged elderly people china total 404 study participants included study education level relative primary school middle school high school secondary school 2652 p 0018 college 4566 p 0002 mode health care affordability relative paid test nonpayers 2205 p 0004 dimensions european five dimensional health scale mobility 4571 p 0006 pain discomfort 0397 p 0003 anxiety depression 0511 p 0028 selfefficacy medium group 0r 0294 p 0001 low group 0162 p 0003 significant impact lung function testing behavior middleaged older adults study found still room improvement participation middleaged elderly people lung function testing among propensity factors factor affects rate lung function tests highest degree education determines degree patients attention lung function tests among need factors factors affecting rate lung function detection physical conditions middleaged elderly people poor physical conditions need medical detection among ability factors factor affects rate lung function tests way bearing medical expenses economic status key factor determines whether patients accept lung function tests