Statistical analysis
The database was constructed using EXCEL, and the data analysis was
performed using SPSS 26.0 software. Measurement data conforming to the
normal distribution are expressed as (X±σ), and measurement data that do
not conform to the positive distribution are described as M
(P25, P75), rate or composition ratio as
a percentage, using χ, Z test according to the data type, P <0.05 is a
statistically significant difference.